Home / 700,267,840.92-966,372,622.20-382,734,482.40

Finding the Fourth Proportional to 700,267,840.92, 966,372,622.20 and 382,734,482.40

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Solution

The fourth proportional to 700,267,840.92, 966,372,622.20 and 382,734,482.40 is: 528,175,226.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,267,840.92 : 966,372,622.20 = 382,734,482.40 : x
  2. Step 2: Convert to fraction form
    700,267,840.92/966,372,622.20 = 382,734,482.40/x
  3. Step 3: Cross multiply
    700,267,840.92x = 966,372,622.20 × 382,734,482.40
  4. Step 4: Simplify right side
    700,267,840.92x = 369,864,125,363,247,744
  5. Step 5: Solve for x
    x = 369,864,125,363,247,744/700,267,840.92
  6. Step 6: Final answer
    x = 528,175,226.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.