Home / 1,235,232,210.20-1,853,520,161.70-508,294,405.40

Finding the Fourth Proportional to 1,235,232,210.20, 1,853,520,161.70 and 508,294,405.40

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Solution

The fourth proportional to 1,235,232,210.20, 1,853,520,161.70 and 508,294,405.40 is: 762,718,070.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,232,210.20 : 1,853,520,161.70 = 508,294,405.40 : x
  2. Step 2: Convert to fraction form
    1,235,232,210.20/1,853,520,161.70 = 508,294,405.40/x
  3. Step 3: Cross multiply
    1,235,232,210.20x = 1,853,520,161.70 × 508,294,405.40
  4. Step 4: Simplify right side
    1,235,232,210.20x = 942,133,928,488,213,376
  5. Step 5: Solve for x
    x = 942,133,928,488,213,376/1,235,232,210.20
  6. Step 6: Final answer
    x = 762,718,070.91

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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.