Home / 1,577,949,802.40-2,366,924,703.60-658,486,013.60

Finding the Fourth Proportional to 1,577,949,802.40, 2,366,924,703.60 and 658,486,013.60

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Solution

The fourth proportional to 1,577,949,802.40, 2,366,924,703.60 and 658,486,013.60 is: 987,729,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,949,802.40 : 2,366,924,703.60 = 658,486,013.60 : x
  2. Step 2: Convert to fraction form
    1,577,949,802.40/2,366,924,703.60 = 658,486,013.60/x
  3. Step 3: Cross multiply
    1,577,949,802.40x = 2,366,924,703.60 × 658,486,013.60
  4. Step 4: Simplify right side
    1,577,949,802.40x = 1,558,586,812,564,925,440
  5. Step 5: Solve for x
    x = 1,558,586,812,564,925,440/1,577,949,802.40
  6. Step 6: Final answer
    x = 987,729,020.40

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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.