Home / 40,438,732,482.12-60,666,371,765.22-13,905,803,182.74

Finding the Fourth Proportional to 40,438,732,482.12, 60,666,371,765.22 and 13,905,803,182.74

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Solution

The fourth proportional to 40,438,732,482.12, 60,666,371,765.22 and 13,905,803,182.74 is: 20,861,549,652.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,438,732,482.12 : 60,666,371,765.22 = 13,905,803,182.74 : x
  2. Step 2: Convert to fraction form
    40,438,732,482.12/60,666,371,765.22 = 13,905,803,182.74/x
  3. Step 3: Cross multiply
    40,438,732,482.12x = 60,666,371,765.22 × 13,905,803,182.74
  4. Step 4: Simplify right side
    40,438,732,482.12x = 843,614,625,578,084,335,616
  5. Step 5: Solve for x
    x = 843,614,625,578,084,335,616/40,438,732,482.12
  6. Step 6: Final answer
    x = 20,861,549,652.95

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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.