Home / 983,473,116.80-1,475,209,675.20-927,038,019.20

Finding the Fourth Proportional to 983,473,116.80, 1,475,209,675.20 and 927,038,019.20

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Solution

The fourth proportional to 983,473,116.80, 1,475,209,675.20 and 927,038,019.20 is: 1,390,557,028.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,473,116.80 : 1,475,209,675.20 = 927,038,019.20 : x
  2. Step 2: Convert to fraction form
    983,473,116.80/1,475,209,675.20 = 927,038,019.20/x
  3. Step 3: Cross multiply
    983,473,116.80x = 1,475,209,675.20 × 927,038,019.20
  4. Step 4: Simplify right side
    983,473,116.80x = 1,367,575,455,202,083,584
  5. Step 5: Solve for x
    x = 1,367,575,455,202,083,584/983,473,116.80
  6. Step 6: Final answer
    x = 1,390,557,028.80

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1.5x scale

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.