Home / 817,082,700.68-1,127,922,050.36-549,313,829.36

Finding the Fourth Proportional to 817,082,700.68, 1,127,922,050.36 and 549,313,829.36

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Solution

The fourth proportional to 817,082,700.68, 1,127,922,050.36 and 549,313,829.36 is: 758,286,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,082,700.68 : 1,127,922,050.36 = 549,313,829.36 : x
  2. Step 2: Convert to fraction form
    817,082,700.68/1,127,922,050.36 = 549,313,829.36/x
  3. Step 3: Cross multiply
    817,082,700.68x = 1,127,922,050.36 × 549,313,829.36
  4. Step 4: Simplify right side
    817,082,700.68x = 619,583,180,702,834,304
  5. Step 5: Solve for x
    x = 619,583,180,702,834,304/817,082,700.68
  6. Step 6: Final answer
    x = 758,286,988.80

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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.