Home / 1,541,460,989.16-2,127,218,271.57-836,612,981.46

Finding the Fourth Proportional to 1,541,460,989.16, 2,127,218,271.57 and 836,612,981.46

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Solution

The fourth proportional to 1,541,460,989.16, 2,127,218,271.57 and 836,612,981.46 is: 1,154,527,057.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,460,989.16 : 2,127,218,271.57 = 836,612,981.46 : x
  2. Step 2: Convert to fraction form
    1,541,460,989.16/2,127,218,271.57 = 836,612,981.46/x
  3. Step 3: Cross multiply
    1,541,460,989.16x = 2,127,218,271.57 × 836,612,981.46
  4. Step 4: Simplify right side
    1,541,460,989.16x = 1,779,658,420,394,365,696
  5. Step 5: Solve for x
    x = 1,779,658,420,394,365,696/1,541,460,989.16
  6. Step 6: Final answer
    x = 1,154,527,057.71

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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.