Home / 352,153,235.85-528,332,089.12-141,955,444.77

Finding the Fourth Proportional to 352,153,235.85, 528,332,089.12 and 141,955,444.77

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Solution

The fourth proportional to 352,153,235.85, 528,332,089.12 and 141,955,444.77 is: 212,974,378.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,153,235.85 : 528,332,089.12 = 141,955,444.77 : x
  2. Step 2: Convert to fraction form
    352,153,235.85/528,332,089.12 = 141,955,444.77/x
  3. Step 3: Cross multiply
    352,153,235.85x = 528,332,089.12 × 141,955,444.77
  4. Step 4: Simplify right side
    352,153,235.85x = 74,999,616,696,938,000
  5. Step 5: Solve for x
    x = 74,999,616,696,938,000/352,153,235.85
  6. Step 6: Final answer
    x = 212,974,378.94

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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.