Home / 99,864,303.60-149,796,455.40-65,852,079.60

Finding the Fourth Proportional to 99,864,303.60, 149,796,455.40 and 65,852,079.60

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Solution

The fourth proportional to 99,864,303.60, 149,796,455.40 and 65,852,079.60 is: 98,778,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,864,303.60 : 149,796,455.40 = 65,852,079.60 : x
  2. Step 2: Convert to fraction form
    99,864,303.60/149,796,455.40 = 65,852,079.60/x
  3. Step 3: Cross multiply
    99,864,303.60x = 149,796,455.40 × 65,852,079.60
  4. Step 4: Simplify right side
    99,864,303.60x = 9,864,408,104,798,650
  5. Step 5: Solve for x
    x = 9,864,408,104,798,650/99,864,303.60
  6. Step 6: Final answer
    x = 98,778,119.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.