Home / 108,882,005.30-163,323,007.95-70,334,818.10

Finding the Fourth Proportional to 108,882,005.30, 163,323,007.95 and 70,334,818.10

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Solution

The fourth proportional to 108,882,005.30, 163,323,007.95 and 70,334,818.10 is: 105,502,227.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,882,005.30 : 163,323,007.95 = 70,334,818.10 : x
  2. Step 2: Convert to fraction form
    108,882,005.30/163,323,007.95 = 70,334,818.10/x
  3. Step 3: Cross multiply
    108,882,005.30x = 163,323,007.95 × 70,334,818.10
  4. Step 4: Simplify right side
    108,882,005.30x = 11,487,294,055,708,102
  5. Step 5: Solve for x
    x = 11,487,294,055,708,102/108,882,005.30
  6. Step 6: Final answer
    x = 105,502,227.15

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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.