Home / 85,995,528.14-118,687,307.13-50,717,210.78

Finding the Fourth Proportional to 85,995,528.14, 118,687,307.13 and 50,717,210.78

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Solution

The fourth proportional to 85,995,528.14, 118,687,307.13 and 50,717,210.78 is: 69,997,699.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,995,528.14 : 118,687,307.13 = 50,717,210.78 : x
  2. Step 2: Convert to fraction form
    85,995,528.14/118,687,307.13 = 50,717,210.78/x
  3. Step 3: Cross multiply
    85,995,528.14x = 118,687,307.13 × 50,717,210.78
  4. Step 4: Simplify right side
    85,995,528.14x = 6,019,489,172,029,370
  5. Step 5: Solve for x
    x = 6,019,489,172,029,370/85,995,528.14
  6. Step 6: Final answer
    x = 69,997,699.91

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1.5x scale

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.