Home / 759,253,534.13-1,137,041,161.77-525,429,036.74

Finding the Fourth Proportional to 759,253,534.13, 1,137,041,161.77 and 525,429,036.74

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Solution

The fourth proportional to 759,253,534.13, 1,137,041,161.77 and 525,429,036.74 is: 786,870,808.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,253,534.13 : 1,137,041,161.77 = 525,429,036.74 : x
  2. Step 2: Convert to fraction form
    759,253,534.13/1,137,041,161.77 = 525,429,036.74/x
  3. Step 3: Cross multiply
    759,253,534.13x = 1,137,041,161.77 × 525,429,036.74
  4. Step 4: Simplify right side
    759,253,534.13x = 597,434,442,362,541,568
  5. Step 5: Solve for x
    x = 597,434,442,362,541,568/759,253,534.13
  6. Step 6: Final answer
    x = 786,870,808.64

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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.