Home / 157,211,881.52-235,860,279.03-48,034,075.58

Finding the Fourth Proportional to 157,211,881.52, 235,860,279.03 and 48,034,075.58

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Solution

The fourth proportional to 157,211,881.52, 235,860,279.03 and 48,034,075.58 is: 72,064,085.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,211,881.52 : 235,860,279.03 = 48,034,075.58 : x
  2. Step 2: Convert to fraction form
    157,211,881.52/235,860,279.03 = 48,034,075.58/x
  3. Step 3: Cross multiply
    157,211,881.52x = 235,860,279.03 × 48,034,075.58
  4. Step 4: Simplify right side
    157,211,881.52x = 11,329,330,469,246,908
  5. Step 5: Solve for x
    x = 11,329,330,469,246,908/157,211,881.52
  6. Step 6: Final answer
    x = 72,064,085.49

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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.