Home / 2,912,264,938.20-4,368,397,407.30-1,071,636,749.40

Finding the Fourth Proportional to 2,912,264,938.20, 4,368,397,407.30 and 1,071,636,749.40

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Solution

The fourth proportional to 2,912,264,938.20, 4,368,397,407.30 and 1,071,636,749.40 is: 1,607,455,124.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,264,938.20 : 4,368,397,407.30 = 1,071,636,749.40 : x
  2. Step 2: Convert to fraction form
    2,912,264,938.20/4,368,397,407.30 = 1,071,636,749.40/x
  3. Step 3: Cross multiply
    2,912,264,938.20x = 4,368,397,407.30 × 1,071,636,749.40
  4. Step 4: Simplify right side
    2,912,264,938.20x = 4,681,335,197,646,359,552
  5. Step 5: Solve for x
    x = 4,681,335,197,646,359,552/2,912,264,938.20
  6. Step 6: Final answer
    x = 1,607,455,124.10

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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.