Home / 99,294,337,889.60-148,941,506,834.40-79,703,296,865.60

Finding the Fourth Proportional to 99,294,337,889.60, 148,941,506,834.40 and 79,703,296,865.60

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Solution

The fourth proportional to 99,294,337,889.60, 148,941,506,834.40 and 79,703,296,865.60 is: 119,554,945,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,294,337,889.60 : 148,941,506,834.40 = 79,703,296,865.60 : x
  2. Step 2: Convert to fraction form
    99,294,337,889.60/148,941,506,834.40 = 79,703,296,865.60/x
  3. Step 3: Cross multiply
    99,294,337,889.60x = 148,941,506,834.40 × 79,703,296,865.60
  4. Step 4: Simplify right side
    99,294,337,889.60x = 11,871,129,134,831,975,268,352
  5. Step 5: Solve for x
    x = 11,871,129,134,831,975,268,352/99,294,337,889.60
  6. Step 6: Final answer
    x = 119,554,945,298.40

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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.