Home / 838,334,200.20-1,257,501,300.30-832,594,637.40

Finding the Fourth Proportional to 838,334,200.20, 1,257,501,300.30 and 832,594,637.40

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Solution

The fourth proportional to 838,334,200.20, 1,257,501,300.30 and 832,594,637.40 is: 1,248,891,956.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,334,200.20 : 1,257,501,300.30 = 832,594,637.40 : x
  2. Step 2: Convert to fraction form
    838,334,200.20/1,257,501,300.30 = 832,594,637.40/x
  3. Step 3: Cross multiply
    838,334,200.20x = 1,257,501,300.30 × 832,594,637.40
  4. Step 4: Simplify right side
    838,334,200.20x = 1,046,988,839,153,306,880
  5. Step 5: Solve for x
    x = 1,046,988,839,153,306,880/838,334,200.20
  6. Step 6: Final answer
    x = 1,248,891,956.10

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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.