Home / 128,087,998,302.04-192,093,315,191.27-38,527,216,662.93

Finding the Fourth Proportional to 128,087,998,302.04, 192,093,315,191.27 and 38,527,216,662.93

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Solution

The fourth proportional to 128,087,998,302.04, 192,093,315,191.27 and 38,527,216,662.93 is: 57,779,189,869.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,087,998,302.04 : 192,093,315,191.27 = 38,527,216,662.93 : x
  2. Step 2: Convert to fraction form
    128,087,998,302.04/192,093,315,191.27 = 38,527,216,662.93/x
  3. Step 3: Cross multiply
    128,087,998,302.04x = 192,093,315,191.27 × 38,527,216,662.93
  4. Step 4: Simplify right side
    128,087,998,302.04x = 7,400,820,773,873,793,368,064
  5. Step 5: Solve for x
    x = 7,400,820,773,873,793,368,064/128,087,998,302.04
  6. Step 6: Final answer
    x = 57,779,189,869.31

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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.