Home / 145,812,448.92-201,126,373.74-93,518,654.52

Finding the Fourth Proportional to 145,812,448.92, 201,126,373.74 and 93,518,654.52

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Solution

The fourth proportional to 145,812,448.92, 201,126,373.74 and 93,518,654.52 is: 128,994,938.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,812,448.92 : 201,126,373.74 = 93,518,654.52 : x
  2. Step 2: Convert to fraction form
    145,812,448.92/201,126,373.74 = 93,518,654.52/x
  3. Step 3: Cross multiply
    145,812,448.92x = 201,126,373.74 × 93,518,654.52
  4. Step 4: Simplify right side
    145,812,448.92x = 18,809,067,860,651,460
  5. Step 5: Solve for x
    x = 18,809,067,860,651,460/145,812,448.92
  6. Step 6: Final answer
    x = 128,994,938.36

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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.