Home / 110,031,396.70-165,047,095.05-77,746,355.95

Finding the Fourth Proportional to 110,031,396.70, 165,047,095.05 and 77,746,355.95

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Solution

The fourth proportional to 110,031,396.70, 165,047,095.05 and 77,746,355.95 is: 116,619,533.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,031,396.70 : 165,047,095.05 = 77,746,355.95 : x
  2. Step 2: Convert to fraction form
    110,031,396.70/165,047,095.05 = 77,746,355.95/x
  3. Step 3: Cross multiply
    110,031,396.70x = 165,047,095.05 × 77,746,355.95
  4. Step 4: Simplify right side
    110,031,396.70x = 12,831,810,200,270,784
  5. Step 5: Solve for x
    x = 12,831,810,200,270,784/110,031,396.70
  6. Step 6: Final answer
    x = 116,619,533.93

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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.