Home / 907,149,324.04-1,251,928,985.40-549,932,156.68

Finding the Fourth Proportional to 907,149,324.04, 1,251,928,985.40 and 549,932,156.68

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Solution

The fourth proportional to 907,149,324.04, 1,251,928,985.40 and 549,932,156.68 is: 758,944,518.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,149,324.04 : 1,251,928,985.40 = 549,932,156.68 : x
  2. Step 2: Convert to fraction form
    907,149,324.04/1,251,928,985.40 = 549,932,156.68/x
  3. Step 3: Cross multiply
    907,149,324.04x = 1,251,928,985.40 × 549,932,156.68
  4. Step 4: Simplify right side
    907,149,324.04x = 688,476,006,951,226,240
  5. Step 5: Solve for x
    x = 688,476,006,951,226,240/907,149,324.04
  6. Step 6: Final answer
    x = 758,944,518.51

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Double scale
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1.5x scale

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.