Home / 102,291,803,730.52-153,436,017,523.12-30,581,485,725.36

Finding the Fourth Proportional to 102,291,803,730.52, 153,436,017,523.12 and 30,581,485,725.36

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Solution

The fourth proportional to 102,291,803,730.52, 153,436,017,523.12 and 30,581,485,725.36 is: 45,871,723,916.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,291,803,730.52 : 153,436,017,523.12 = 30,581,485,725.36 : x
  2. Step 2: Convert to fraction form
    102,291,803,730.52/153,436,017,523.12 = 30,581,485,725.36/x
  3. Step 3: Cross multiply
    102,291,803,730.52x = 153,436,017,523.12 × 30,581,485,725.36
  4. Step 4: Simplify right side
    102,291,803,730.52x = 4,692,301,379,639,381,065,728
  5. Step 5: Solve for x
    x = 4,692,301,379,639,381,065,728/102,291,803,730.52
  6. Step 6: Final answer
    x = 45,871,723,916.42

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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.