Home / 1,157,202,567.20-1,597,072,020.57-648,702,621.15

Finding the Fourth Proportional to 1,157,202,567.20, 1,597,072,020.57 and 648,702,621.15

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Solution

The fourth proportional to 1,157,202,567.20, 1,597,072,020.57 and 648,702,621.15 is: 895,283,881.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,202,567.20 : 1,597,072,020.57 = 648,702,621.15 : x
  2. Step 2: Convert to fraction form
    1,157,202,567.20/1,597,072,020.57 = 648,702,621.15/x
  3. Step 3: Cross multiply
    1,157,202,567.20x = 1,597,072,020.57 × 648,702,621.15
  4. Step 4: Simplify right side
    1,157,202,567.20x = 1,036,024,805,909,085,696
  5. Step 5: Solve for x
    x = 1,036,024,805,909,085,696/1,157,202,567.20
  6. Step 6: Final answer
    x = 895,283,881.39

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.