Home / 117,452,565.60-176,178,848.40-87,219,477.60

Finding the Fourth Proportional to 117,452,565.60, 176,178,848.40 and 87,219,477.60

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Solution

The fourth proportional to 117,452,565.60, 176,178,848.40 and 87,219,477.60 is: 130,829,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,452,565.60 : 176,178,848.40 = 87,219,477.60 : x
  2. Step 2: Convert to fraction form
    117,452,565.60/176,178,848.40 = 87,219,477.60/x
  3. Step 3: Cross multiply
    117,452,565.60x = 176,178,848.40 × 87,219,477.60
  4. Step 4: Simplify right side
    117,452,565.60x = 15,366,227,121,617,596
  5. Step 5: Solve for x
    x = 15,366,227,121,617,596/117,452,565.60
  6. Step 6: Final answer
    x = 130,829,216.40

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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.