Home / 76,914,943.90-106,125,653.52-45,537,412.47

Finding the Fourth Proportional to 76,914,943.90, 106,125,653.52 and 45,537,412.47

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Solution

The fourth proportional to 76,914,943.90, 106,125,653.52 and 45,537,412.47 is: 62,831,582.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,914,943.90 : 106,125,653.52 = 45,537,412.47 : x
  2. Step 2: Convert to fraction form
    76,914,943.90/106,125,653.52 = 45,537,412.47/x
  3. Step 3: Cross multiply
    76,914,943.90x = 106,125,653.52 × 45,537,412.47
  4. Step 4: Simplify right side
    76,914,943.90x = 4,832,687,657,988,547
  5. Step 5: Solve for x
    x = 4,832,687,657,988,547/76,914,943.90
  6. Step 6: Final answer
    x = 62,831,582.69

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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.