Home / 145,223,996.40-217,874,485.80-63,307,724.40

Finding the Fourth Proportional to 145,223,996.40, 217,874,485.80 and 63,307,724.40

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Solution

The fourth proportional to 145,223,996.40, 217,874,485.80 and 63,307,724.40 is: 94,978,366.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,223,996.40 : 217,874,485.80 = 63,307,724.40 : x
  2. Step 2: Convert to fraction form
    145,223,996.40/217,874,485.80 = 63,307,724.40/x
  3. Step 3: Cross multiply
    145,223,996.40x = 217,874,485.80 × 63,307,724.40
  4. Step 4: Simplify right side
    145,223,996.40x = 13,793,137,900,818,114
  5. Step 5: Solve for x
    x = 13,793,137,900,818,114/145,223,996.40
  6. Step 6: Final answer
    x = 94,978,366.13

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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.