Home / 114,442,032.60-158,345,875.89-99,788,235.93

Finding the Fourth Proportional to 114,442,032.60, 158,345,875.89 and 99,788,235.93

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Solution

The fourth proportional to 114,442,032.60, 158,345,875.89 and 99,788,235.93 is: 138,070,386.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,442,032.60 : 158,345,875.89 = 99,788,235.93 : x
  2. Step 2: Convert to fraction form
    114,442,032.60/158,345,875.89 = 99,788,235.93/x
  3. Step 3: Cross multiply
    114,442,032.60x = 158,345,875.89 × 99,788,235.93
  4. Step 4: Simplify right side
    114,442,032.60x = 15,801,055,621,853,818
  5. Step 5: Solve for x
    x = 15,801,055,621,853,818/114,442,032.60
  6. Step 6: Final answer
    x = 138,070,386.05

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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.