Home / 1,539,411,739.68-2,124,404,848.08-904,358,999.10

Finding the Fourth Proportional to 1,539,411,739.68, 2,124,404,848.08 and 904,358,999.10

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Solution

The fourth proportional to 1,539,411,739.68, 2,124,404,848.08 and 904,358,999.10 is: 1,248,025,198.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,411,739.68 : 2,124,404,848.08 = 904,358,999.10 : x
  2. Step 2: Convert to fraction form
    1,539,411,739.68/2,124,404,848.08 = 904,358,999.10/x
  3. Step 3: Cross multiply
    1,539,411,739.68x = 2,124,404,848.08 × 904,358,999.10
  4. Step 4: Simplify right side
    1,539,411,739.68x = 1,921,224,642,092,816,384
  5. Step 5: Solve for x
    x = 1,921,224,642,092,816,384/1,539,411,739.68
  6. Step 6: Final answer
    x = 1,248,025,198.57

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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.