Home / 10,202,359,535.85-15,303,539,303.78-9,621,228,802.35

Finding the Fourth Proportional to 10,202,359,535.85, 15,303,539,303.78 and 9,621,228,802.35

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Solution

The fourth proportional to 10,202,359,535.85, 15,303,539,303.78 and 9,621,228,802.35 is: 14,431,843,203.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,202,359,535.85 : 15,303,539,303.78 = 9,621,228,802.35 : x
  2. Step 2: Convert to fraction form
    10,202,359,535.85/15,303,539,303.78 = 9,621,228,802.35/x
  3. Step 3: Cross multiply
    10,202,359,535.85x = 15,303,539,303.78 × 9,621,228,802.35
  4. Step 4: Simplify right side
    10,202,359,535.85x = 147,238,853,127,375,290,368
  5. Step 5: Solve for x
    x = 147,238,853,127,375,290,368/10,202,359,535.85
  6. Step 6: Final answer
    x = 14,431,843,203.53

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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.