Home / 1,534,497,621.13-2,117,602,734.18-856,307,461.30

Finding the Fourth Proportional to 1,534,497,621.13, 2,117,602,734.18 and 856,307,461.30

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Solution

The fourth proportional to 1,534,497,621.13, 2,117,602,734.18 and 856,307,461.30 is: 1,181,702,073.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,497,621.13 : 2,117,602,734.18 = 856,307,461.30 : x
  2. Step 2: Convert to fraction form
    1,534,497,621.13/2,117,602,734.18 = 856,307,461.30/x
  3. Step 3: Cross multiply
    1,534,497,621.13x = 2,117,602,734.18 × 856,307,461.30
  4. Step 4: Simplify right side
    1,534,497,621.13x = 1,813,319,021,347,614,464
  5. Step 5: Solve for x
    x = 1,813,319,021,347,614,464/1,534,497,621.13
  6. Step 6: Final answer
    x = 1,181,702,073.94

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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.