Home / 284,854,203.06-427,276,655.15-90,762,994.50

Finding the Fourth Proportional to 284,854,203.06, 427,276,655.15 and 90,762,994.50

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Solution

The fourth proportional to 284,854,203.06, 427,276,655.15 and 90,762,994.50 is: 136,143,010.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,854,203.06 : 427,276,655.15 = 90,762,994.50 : x
  2. Step 2: Convert to fraction form
    284,854,203.06/427,276,655.15 = 90,762,994.50/x
  3. Step 3: Cross multiply
    284,854,203.06x = 427,276,655.15 × 90,762,994.50
  4. Step 4: Simplify right side
    284,854,203.06x = 38,780,908,700,904,032
  5. Step 5: Solve for x
    x = 38,780,908,700,904,032/284,854,203.06
  6. Step 6: Final answer
    x = 136,143,010.30

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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.