Home / 1,020,237,622,218.50-1,407,919,551,544-557,264,956,006.30

Finding the Fourth Proportional to 1,020,237,622,218.50, 1,407,919,551,544 and 557,264,956,006.30

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Solution

The fourth proportional to 1,020,237,622,218.50, 1,407,919,551,544 and 557,264,956,006.30 is: 769,021,069,077.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,237,622,218.50 : 1,407,919,551,544 = 557,264,956,006.30 : x
  2. Step 2: Convert to fraction form
    1,020,237,622,218.50/1,407,919,551,544 = 557,264,956,006.30/x
  3. Step 3: Cross multiply
    1,020,237,622,218.50x = 1,407,919,551,544 × 557,264,956,006.30
  4. Step 4: Simplify right side
    1,020,237,622,218.50x = 784,584,226,951,576,892,211,200
  5. Step 5: Solve for x
    x = 784,584,226,951,576,892,211,200/1,020,237,622,218.50
  6. Step 6: Final answer
    x = 769,021,069,077.52

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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.