Home / 880,066,320,356.10-1,320,099,480,534.10-612,281,278,359.30

Finding the Fourth Proportional to 880,066,320,356.10, 1,320,099,480,534.10 and 612,281,278,359.30

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Solution

The fourth proportional to 880,066,320,356.10, 1,320,099,480,534.10 and 612,281,278,359.30 is: 918,421,917,538.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,066,320,356.10 : 1,320,099,480,534.10 = 612,281,278,359.30 : x
  2. Step 2: Convert to fraction form
    880,066,320,356.10/1,320,099,480,534.10 = 612,281,278,359.30/x
  3. Step 3: Cross multiply
    880,066,320,356.10x = 1,320,099,480,534.10 × 612,281,278,359.30
  4. Step 4: Simplify right side
    880,066,320,356.10x = 808,272,197,502,866,716,360,704
  5. Step 5: Solve for x
    x = 808,272,197,502,866,716,360,704/880,066,320,356.10
  6. Step 6: Final answer
    x = 918,421,917,538.92

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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.