Home / 6,457,425,728.60-8,911,247,452.98-3,487,201,717.16

Finding the Fourth Proportional to 6,457,425,728.60, 8,911,247,452.98 and 3,487,201,717.16

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Solution

The fourth proportional to 6,457,425,728.60, 8,911,247,452.98 and 3,487,201,717.16 is: 4,812,338,341.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457,425,728.60 : 8,911,247,452.98 = 3,487,201,717.16 : x
  2. Step 2: Convert to fraction form
    6,457,425,728.60/8,911,247,452.98 = 3,487,201,717.16/x
  3. Step 3: Cross multiply
    6,457,425,728.60x = 8,911,247,452.98 × 3,487,201,717.16
  4. Step 4: Simplify right side
    6,457,425,728.60x = 31,075,317,420,069,527,552
  5. Step 5: Solve for x
    x = 31,075,317,420,069,527,552/6,457,425,728.60
  6. Step 6: Final answer
    x = 4,812,338,341.34

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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.