Home / 1,039,730,219,278.80-1,434,299,642,419.90-679,059,154,027.05

Finding the Fourth Proportional to 1,039,730,219,278.80, 1,434,299,642,419.90 and 679,059,154,027.05

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Solution

The fourth proportional to 1,039,730,219,278.80, 1,434,299,642,419.90 and 679,059,154,027.05 is: 936,756,750,687.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,730,219,278.80 : 1,434,299,642,419.90 = 679,059,154,027.05 : x
  2. Step 2: Convert to fraction form
    1,039,730,219,278.80/1,434,299,642,419.90 = 679,059,154,027.05/x
  3. Step 3: Cross multiply
    1,039,730,219,278.80x = 1,434,299,642,419.90 × 679,059,154,027.05
  4. Step 4: Simplify right side
    1,039,730,219,278.80x = 973,974,301,802,957,658,652,672
  5. Step 5: Solve for x
    x = 973,974,301,802,957,658,652,672/1,039,730,219,278.80
  6. Step 6: Final answer
    x = 936,756,750,687.26

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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.