Home / 86,938,691.60-130,408,037.40-46,627,907.60

Finding the Fourth Proportional to 86,938,691.60, 130,408,037.40 and 46,627,907.60

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Solution

The fourth proportional to 86,938,691.60, 130,408,037.40 and 46,627,907.60 is: 69,941,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,938,691.60 : 130,408,037.40 = 46,627,907.60 : x
  2. Step 2: Convert to fraction form
    86,938,691.60/130,408,037.40 = 46,627,907.60/x
  3. Step 3: Cross multiply
    86,938,691.60x = 130,408,037.40 × 46,627,907.60
  4. Step 4: Simplify right side
    86,938,691.60x = 6,080,653,918,184,545
  5. Step 5: Solve for x
    x = 6,080,653,918,184,545/86,938,691.60
  6. Step 6: Final answer
    x = 69,941,861.40

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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.