Home / 92,781,862.02-128,023,595.01-53,627,291.46

Finding the Fourth Proportional to 92,781,862.02, 128,023,595.01 and 53,627,291.46

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Solution

The fourth proportional to 92,781,862.02, 128,023,595.01 and 53,627,291.46 is: 73,996,775.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,781,862.02 : 128,023,595.01 = 53,627,291.46 : x
  2. Step 2: Convert to fraction form
    92,781,862.02/128,023,595.01 = 53,627,291.46/x
  3. Step 3: Cross multiply
    92,781,862.02x = 128,023,595.01 × 53,627,291.46
  4. Step 4: Simplify right side
    92,781,862.02x = 6,865,558,643,358,272
  5. Step 5: Solve for x
    x = 6,865,558,643,358,272/92,781,862.02
  6. Step 6: Final answer
    x = 73,996,775.81

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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.