Home / 6,990,702,281.35-9,649,468,169.90-5,564,389,695.19

Finding the Fourth Proportional to 6,990,702,281.35, 9,649,468,169.90 and 5,564,389,695.19

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Solution

The fourth proportional to 6,990,702,281.35, 9,649,468,169.90 and 5,564,389,695.19 is: 7,680,687,731.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,702,281.35 : 9,649,468,169.90 = 5,564,389,695.19 : x
  2. Step 2: Convert to fraction form
    6,990,702,281.35/9,649,468,169.90 = 5,564,389,695.19/x
  3. Step 3: Cross multiply
    6,990,702,281.35x = 9,649,468,169.90 × 5,564,389,695.19
  4. Step 4: Simplify right side
    6,990,702,281.35x = 53,693,401,248,625,778,688
  5. Step 5: Solve for x
    x = 53,693,401,248,625,778,688/6,990,702,281.35
  6. Step 6: Final answer
    x = 7,680,687,731.74

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