Home / 97,261,478.34-145,658,445.67-55,636,154.71

Finding the Fourth Proportional to 97,261,478.34, 145,658,445.67 and 55,636,154.71

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Solution

The fourth proportional to 97,261,478.34, 145,658,445.67 and 55,636,154.71 is: 83,320,508.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,261,478.34 : 145,658,445.67 = 55,636,154.71 : x
  2. Step 2: Convert to fraction form
    97,261,478.34/145,658,445.67 = 55,636,154.71/x
  3. Step 3: Cross multiply
    97,261,478.34x = 145,658,445.67 × 55,636,154.71
  4. Step 4: Simplify right side
    97,261,478.34x = 8,103,875,817,506,975
  5. Step 5: Solve for x
    x = 8,103,875,817,506,975/97,261,478.34
  6. Step 6: Final answer
    x = 83,320,508.34

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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.