Home / 547,045,965.48-754,854,267.78-435,818,908.20

Finding the Fourth Proportional to 547,045,965.48, 754,854,267.78 and 435,818,908.20

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Solution

The fourth proportional to 547,045,965.48, 754,854,267.78 and 435,818,908.20 is: 601,374,991.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,045,965.48 : 754,854,267.78 = 435,818,908.20 : x
  2. Step 2: Convert to fraction form
    547,045,965.48/754,854,267.78 = 435,818,908.20/x
  3. Step 3: Cross multiply
    547,045,965.48x = 754,854,267.78 × 435,818,908.20
  4. Step 4: Simplify right side
    547,045,965.48x = 328,979,762,833,990,016
  5. Step 5: Solve for x
    x = 328,979,762,833,990,016/547,045,965.48
  6. Step 6: Final answer
    x = 601,374,991.49

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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.