Home / 706,752,023.10-1,060,128,034.65-400,642,007.10

Finding the Fourth Proportional to 706,752,023.10, 1,060,128,034.65 and 400,642,007.10

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Solution

The fourth proportional to 706,752,023.10, 1,060,128,034.65 and 400,642,007.10 is: 600,963,010.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,752,023.10 : 1,060,128,034.65 = 400,642,007.10 : x
  2. Step 2: Convert to fraction form
    706,752,023.10/1,060,128,034.65 = 400,642,007.10/x
  3. Step 3: Cross multiply
    706,752,023.10x = 1,060,128,034.65 × 400,642,007.10
  4. Step 4: Simplify right side
    706,752,023.10x = 424,731,823,585,154,368
  5. Step 5: Solve for x
    x = 424,731,823,585,154,368/706,752,023.10
  6. Step 6: Final answer
    x = 600,963,010.65

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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.