Home / 155,338,031.18-214,447,080.12-113,475,094.94

Finding the Fourth Proportional to 155,338,031.18, 214,447,080.12 and 113,475,094.94

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Solution

The fourth proportional to 155,338,031.18, 214,447,080.12 and 113,475,094.94 is: 156,654,507.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,338,031.18 : 214,447,080.12 = 113,475,094.94 : x
  2. Step 2: Convert to fraction form
    155,338,031.18/214,447,080.12 = 113,475,094.94/x
  3. Step 3: Cross multiply
    155,338,031.18x = 214,447,080.12 × 113,475,094.94
  4. Step 4: Simplify right side
    155,338,031.18x = 24,334,402,776,222,788
  5. Step 5: Solve for x
    x = 24,334,402,776,222,788/155,338,031.18
  6. Step 6: Final answer
    x = 156,654,507.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.