Home / 633,168,101.40-949,752,152.10-391,303,397.40

Finding the Fourth Proportional to 633,168,101.40, 949,752,152.10 and 391,303,397.40

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Solution

The fourth proportional to 633,168,101.40, 949,752,152.10 and 391,303,397.40 is: 586,955,096.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,168,101.40 : 949,752,152.10 = 391,303,397.40 : x
  2. Step 2: Convert to fraction form
    633,168,101.40/949,752,152.10 = 391,303,397.40/x
  3. Step 3: Cross multiply
    633,168,101.40x = 949,752,152.10 × 391,303,397.40
  4. Step 4: Simplify right side
    633,168,101.40x = 371,641,243,804,691,520
  5. Step 5: Solve for x
    x = 371,641,243,804,691,520/633,168,101.40
  6. Step 6: Final answer
    x = 586,955,096.10

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1.5x scale

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.