Home / 1,495,908,007.20-2,243,862,010.80-719,153,841.60

Finding the Fourth Proportional to 1,495,908,007.20, 2,243,862,010.80 and 719,153,841.60

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Solution

The fourth proportional to 1,495,908,007.20, 2,243,862,010.80 and 719,153,841.60 is: 1,078,730,762.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,908,007.20 : 2,243,862,010.80 = 719,153,841.60 : x
  2. Step 2: Convert to fraction form
    1,495,908,007.20/2,243,862,010.80 = 719,153,841.60/x
  3. Step 3: Cross multiply
    1,495,908,007.20x = 2,243,862,010.80 × 719,153,841.60
  4. Step 4: Simplify right side
    1,495,908,007.20x = 1,613,681,985,087,120,896
  5. Step 5: Solve for x
    x = 1,613,681,985,087,120,896/1,495,908,007.20
  6. Step 6: Final answer
    x = 1,078,730,762.40

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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.