Home / 151,317,435-208,818,293.58-86,127,339

Finding the Fourth Proportional to 151,317,435, 208,818,293.58 and 86,127,339

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Solution

The fourth proportional to 151,317,435, 208,818,293.58 and 86,127,339 is: 118,855,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,317,435 : 208,818,293.58 = 86,127,339 : x
  2. Step 2: Convert to fraction form
    151,317,435/208,818,293.58 = 86,127,339/x
  3. Step 3: Cross multiply
    151,317,435x = 208,818,293.58 × 86,127,339
  4. Step 4: Simplify right side
    151,317,435x = 17,984,963,960,566,184
  5. Step 5: Solve for x
    x = 17,984,963,960,566,184/151,317,435
  6. Step 6: Final answer
    x = 118,855,860.60

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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.