Home / 972,555,041.60-1,458,832,562.40-291,750,689.60

Finding the Fourth Proportional to 972,555,041.60, 1,458,832,562.40 and 291,750,689.60

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Solution

The fourth proportional to 972,555,041.60, 1,458,832,562.40 and 291,750,689.60 is: 437,626,034.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,555,041.60 : 1,458,832,562.40 = 291,750,689.60 : x
  2. Step 2: Convert to fraction form
    972,555,041.60/1,458,832,562.40 = 291,750,689.60/x
  3. Step 3: Cross multiply
    972,555,041.60x = 1,458,832,562.40 × 291,750,689.60
  4. Step 4: Simplify right side
    972,555,041.60x = 425,615,406,091,135,104
  5. Step 5: Solve for x
    x = 425,615,406,091,135,104/972,555,041.60
  6. Step 6: Final answer
    x = 437,626,034.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.