Home / 108,748,835.20-163,312,209.60-57,730,499.20

Finding the Fourth Proportional to 108,748,835.20, 163,312,209.60 and 57,730,499.20

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Solution

The fourth proportional to 108,748,835.20, 163,312,209.60 and 57,730,499.20 is: 86,696,058.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,748,835.20 : 163,312,209.60 = 57,730,499.20 : x
  2. Step 2: Convert to fraction form
    108,748,835.20/163,312,209.60 = 57,730,499.20/x
  3. Step 3: Cross multiply
    108,748,835.20x = 163,312,209.60 × 57,730,499.20
  4. Step 4: Simplify right side
    108,748,835.20x = 9,428,095,385,663,032
  5. Step 5: Solve for x
    x = 9,428,095,385,663,032/108,748,835.20
  6. Step 6: Final answer
    x = 86,696,058.57

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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.