Home / 92,910,114.14-128,219,328.47-53,225,314.70

Finding the Fourth Proportional to 92,910,114.14, 128,219,328.47 and 53,225,314.70

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Solution

The fourth proportional to 92,910,114.14, 128,219,328.47 and 53,225,314.70 is: 73,452,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,910,114.14 : 128,219,328.47 = 53,225,314.70 : x
  2. Step 2: Convert to fraction form
    92,910,114.14/128,219,328.47 = 53,225,314.70/x
  3. Step 3: Cross multiply
    92,910,114.14x = 128,219,328.47 × 53,225,314.70
  4. Step 4: Simplify right side
    92,910,114.14x = 6,824,514,107,930,386
  5. Step 5: Solve for x
    x = 6,824,514,107,930,386/92,910,114.14
  6. Step 6: Final answer
    x = 73,452,865.40

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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.