Home / 86,938,263.10-130,407,394.65-46,627,479.10

Finding the Fourth Proportional to 86,938,263.10, 130,407,394.65 and 46,627,479.10

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Solution

The fourth proportional to 86,938,263.10, 130,407,394.65 and 46,627,479.10 is: 69,941,218.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,938,263.10 : 130,407,394.65 = 46,627,479.10 : x
  2. Step 2: Convert to fraction form
    86,938,263.10/130,407,394.65 = 46,627,479.10/x
  3. Step 3: Cross multiply
    86,938,263.10x = 130,407,394.65 × 46,627,479.10
  4. Step 4: Simplify right side
    86,938,263.10x = 6,080,568,068,528,327
  5. Step 5: Solve for x
    x = 6,080,568,068,528,327/86,938,263.10
  6. Step 6: Final answer
    x = 69,941,218.65

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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.