Home / 384,912,008.60-577,368,012.90-112,282,775.60

Finding the Fourth Proportional to 384,912,008.60, 577,368,012.90 and 112,282,775.60

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Solution

The fourth proportional to 384,912,008.60, 577,368,012.90 and 112,282,775.60 is: 168,424,163.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,912,008.60 : 577,368,012.90 = 112,282,775.60 : x
  2. Step 2: Convert to fraction form
    384,912,008.60/577,368,012.90 = 112,282,775.60/x
  3. Step 3: Cross multiply
    384,912,008.60x = 577,368,012.90 × 112,282,775.60
  4. Step 4: Simplify right side
    384,912,008.60x = 64,828,483,031,068,600
  5. Step 5: Solve for x
    x = 64,828,483,031,068,600/384,912,008.60
  6. Step 6: Final answer
    x = 168,424,163.40

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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.