Home / 98,406,430.60-147,693,626.70-43,902,891.40

Finding the Fourth Proportional to 98,406,430.60, 147,693,626.70 and 43,902,891.40

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Solution

The fourth proportional to 98,406,430.60, 147,693,626.70 and 43,902,891.40 is: 65,891,804.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,406,430.60 : 147,693,626.70 = 43,902,891.40 : x
  2. Step 2: Convert to fraction form
    98,406,430.60/147,693,626.70 = 43,902,891.40/x
  3. Step 3: Cross multiply
    98,406,430.60x = 147,693,626.70 × 43,902,891.40
  4. Step 4: Simplify right side
    98,406,430.60x = 6,484,177,253,482,240
  5. Step 5: Solve for x
    x = 6,484,177,253,482,240/98,406,430.60
  6. Step 6: Final answer
    x = 65,891,804.16

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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.