Home / 156,650,867.36-216,184,031.12-93,937,175.72

Finding the Fourth Proportional to 156,650,867.36, 216,184,031.12 and 93,937,175.72

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Solution

The fourth proportional to 156,650,867.36, 216,184,031.12 and 93,937,175.72 is: 129,636,801.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,650,867.36 : 216,184,031.12 = 93,937,175.72 : x
  2. Step 2: Convert to fraction form
    156,650,867.36/216,184,031.12 = 93,937,175.72/x
  3. Step 3: Cross multiply
    156,650,867.36x = 216,184,031.12 × 93,937,175.72
  4. Step 4: Simplify right side
    156,650,867.36x = 20,307,717,319,177,388
  5. Step 5: Solve for x
    x = 20,307,717,319,177,388/156,650,867.36
  6. Step 6: Final answer
    x = 129,636,801.00

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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.