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Finding the Fourth Proportional to 637,754,880.88, 956,632,332.48 and 153,080,688.88

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Solution

The fourth proportional to 637,754,880.88, 956,632,332.48 and 153,080,688.88 is: 229,621,036.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,754,880.88 : 956,632,332.48 = 153,080,688.88 : x
  2. Step 2: Convert to fraction form
    637,754,880.88/956,632,332.48 = 153,080,688.88/x
  3. Step 3: Cross multiply
    637,754,880.88x = 956,632,332.48 × 153,080,688.88
  4. Step 4: Simplify right side
    637,754,880.88x = 146,441,936,460,919,584
  5. Step 5: Solve for x
    x = 146,441,936,460,919,584/637,754,880.88
  6. Step 6: Final answer
    x = 229,621,036.00

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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.