Home / 217,732,941.60-326,599,412.40-88,402,509.60

Finding the Fourth Proportional to 217,732,941.60, 326,599,412.40 and 88,402,509.60

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Solution

The fourth proportional to 217,732,941.60, 326,599,412.40 and 88,402,509.60 is: 132,603,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,732,941.60 : 326,599,412.40 = 88,402,509.60 : x
  2. Step 2: Convert to fraction form
    217,732,941.60/326,599,412.40 = 88,402,509.60/x
  3. Step 3: Cross multiply
    217,732,941.60x = 326,599,412.40 × 88,402,509.60
  4. Step 4: Simplify right side
    217,732,941.60x = 28,872,207,690,045,356
  5. Step 5: Solve for x
    x = 28,872,207,690,045,356/217,732,941.60
  6. Step 6: Final answer
    x = 132,603,764.40

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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.