Home / 983,473,117.80-1,475,209,676.70-927,038,020.20

Finding the Fourth Proportional to 983,473,117.80, 1,475,209,676.70 and 927,038,020.20

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Solution

The fourth proportional to 983,473,117.80, 1,475,209,676.70 and 927,038,020.20 is: 1,390,557,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,473,117.80 : 1,475,209,676.70 = 927,038,020.20 : x
  2. Step 2: Convert to fraction form
    983,473,117.80/1,475,209,676.70 = 927,038,020.20/x
  3. Step 3: Cross multiply
    983,473,117.80x = 1,475,209,676.70 × 927,038,020.20
  4. Step 4: Simplify right side
    983,473,117.80x = 1,367,575,458,067,850,240
  5. Step 5: Solve for x
    x = 1,367,575,458,067,850,240/983,473,117.80
  6. Step 6: Final answer
    x = 1,390,557,030.30

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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.