Home / 30,329,235,095.20-45,493,852,642.80-13,799,294,231.20

Finding the Fourth Proportional to 30,329,235,095.20, 45,493,852,642.80 and 13,799,294,231.20

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Solution

The fourth proportional to 30,329,235,095.20, 45,493,852,642.80 and 13,799,294,231.20 is: 20,698,941,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,329,235,095.20 : 45,493,852,642.80 = 13,799,294,231.20 : x
  2. Step 2: Convert to fraction form
    30,329,235,095.20/45,493,852,642.80 = 13,799,294,231.20/x
  3. Step 3: Cross multiply
    30,329,235,095.20x = 45,493,852,642.80 × 13,799,294,231.20
  4. Step 4: Simplify right side
    30,329,235,095.20x = 627,783,058,328,853,020,672
  5. Step 5: Solve for x
    x = 627,783,058,328,853,020,672/30,329,235,095.20
  6. Step 6: Final answer
    x = 20,698,941,346.80

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.