Home / 1,177,927,898.16-1,625,613,228-649,290,693.72

Finding the Fourth Proportional to 1,177,927,898.16, 1,625,613,228 and 649,290,693.72

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Solution

The fourth proportional to 1,177,927,898.16, 1,625,613,228 and 649,290,693.72 is: 896,061,246.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,927,898.16 : 1,625,613,228 = 649,290,693.72 : x
  2. Step 2: Convert to fraction form
    1,177,927,898.16/1,625,613,228 = 649,290,693.72/x
  3. Step 3: Cross multiply
    1,177,927,898.16x = 1,625,613,228 × 649,290,693.72
  4. Step 4: Simplify right side
    1,177,927,898.16x = 1,055,495,540,528,528,512
  5. Step 5: Solve for x
    x = 1,055,495,540,528,528,512/1,177,927,898.16
  6. Step 6: Final answer
    x = 896,061,246.34

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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.