Home / 1,326,255,665.22-1,830,238,508.04-723,439,425.12

Finding the Fourth Proportional to 1,326,255,665.22, 1,830,238,508.04 and 723,439,425.12

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Solution

The fourth proportional to 1,326,255,665.22, 1,830,238,508.04 and 723,439,425.12 is: 998,349,510.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,255,665.22 : 1,830,238,508.04 = 723,439,425.12 : x
  2. Step 2: Convert to fraction form
    1,326,255,665.22/1,830,238,508.04 = 723,439,425.12/x
  3. Step 3: Cross multiply
    1,326,255,665.22x = 1,830,238,508.04 × 723,439,425.12
  4. Step 4: Simplify right side
    1,326,255,665.22x = 1,324,066,694,088,944,128
  5. Step 5: Solve for x
    x = 1,324,066,694,088,944,128/1,326,255,665.22
  6. Step 6: Final answer
    x = 998,349,510.44

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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.