Home / 539,472,460.02-744,471,985.73-291,953,814.27

Finding the Fourth Proportional to 539,472,460.02, 744,471,985.73 and 291,953,814.27

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Solution

The fourth proportional to 539,472,460.02, 744,471,985.73 and 291,953,814.27 is: 402,896,258.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,472,460.02 : 744,471,985.73 = 291,953,814.27 : x
  2. Step 2: Convert to fraction form
    539,472,460.02/744,471,985.73 = 291,953,814.27/x
  3. Step 3: Cross multiply
    539,472,460.02x = 744,471,985.73 × 291,953,814.27
  4. Step 4: Simplify right side
    539,472,460.02x = 217,351,435,849,574,720
  5. Step 5: Solve for x
    x = 217,351,435,849,574,720/539,472,460.02
  6. Step 6: Final answer
    x = 402,896,258.77

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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.