Home / 1,283,955,678.91-1,925,326,385.29-497,377,728.01

Finding the Fourth Proportional to 1,283,955,678.91, 1,925,326,385.29 and 497,377,728.01

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Solution

The fourth proportional to 1,283,955,678.91, 1,925,326,385.29 and 497,377,728.01 is: 745,831,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,955,678.91 : 1,925,326,385.29 = 497,377,728.01 : x
  2. Step 2: Convert to fraction form
    1,283,955,678.91/1,925,326,385.29 = 497,377,728.01/x
  3. Step 3: Cross multiply
    1,283,955,678.91x = 1,925,326,385.29 × 497,377,728.01
  4. Step 4: Simplify right side
    1,283,955,678.91x = 957,614,463,181,132,544
  5. Step 5: Solve for x
    x = 957,614,463,181,132,544/1,283,955,678.91
  6. Step 6: Final answer
    x = 745,831,401.28

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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.