Home / 111,366,159.08-153,703,770.54-64,956,411.68

Finding the Fourth Proportional to 111,366,159.08, 153,703,770.54 and 64,956,411.68

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Solution

The fourth proportional to 111,366,159.08, 153,703,770.54 and 64,956,411.68 is: 89,650,621.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,366,159.08 : 153,703,770.54 = 64,956,411.68 : x
  2. Step 2: Convert to fraction form
    111,366,159.08/153,703,770.54 = 64,956,411.68/x
  3. Step 3: Cross multiply
    111,366,159.08x = 153,703,770.54 × 64,956,411.68
  4. Step 4: Simplify right side
    111,366,159.08x = 9,984,045,395,964,496
  5. Step 5: Solve for x
    x = 9,984,045,395,964,496/111,366,159.08
  6. Step 6: Final answer
    x = 89,650,621.68

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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.