Home / 1,105,201,512.60-1,657,802,268.90-524,070,779.10

Finding the Fourth Proportional to 1,105,201,512.60, 1,657,802,268.90 and 524,070,779.10

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Solution

The fourth proportional to 1,105,201,512.60, 1,657,802,268.90 and 524,070,779.10 is: 786,106,168.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,201,512.60 : 1,657,802,268.90 = 524,070,779.10 : x
  2. Step 2: Convert to fraction form
    1,105,201,512.60/1,657,802,268.90 = 524,070,779.10/x
  3. Step 3: Cross multiply
    1,105,201,512.60x = 1,657,802,268.90 × 524,070,779.10
  4. Step 4: Simplify right side
    1,105,201,512.60x = 868,805,726,656,170,752
  5. Step 5: Solve for x
    x = 868,805,726,656,170,752/1,105,201,512.60
  6. Step 6: Final answer
    x = 786,106,168.65

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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.