Home / 20,754,357,030.40-31,131,535,545.60-9,562,209,570.40

Finding the Fourth Proportional to 20,754,357,030.40, 31,131,535,545.60 and 9,562,209,570.40

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Solution

The fourth proportional to 20,754,357,030.40, 31,131,535,545.60 and 9,562,209,570.40 is: 14,343,314,355.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,754,357,030.40 : 31,131,535,545.60 = 9,562,209,570.40 : x
  2. Step 2: Convert to fraction form
    20,754,357,030.40/31,131,535,545.60 = 9,562,209,570.40/x
  3. Step 3: Cross multiply
    20,754,357,030.40x = 31,131,535,545.60 × 9,562,209,570.40
  4. Step 4: Simplify right side
    20,754,357,030.40x = 297,686,267,135,384,092,672
  5. Step 5: Solve for x
    x = 297,686,267,135,384,092,672/20,754,357,030.40
  6. Step 6: Final answer
    x = 14,343,314,355.60

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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.