Home / 2,021,314,031.60-3,031,971,047.40-1,235,631,657.20

Finding the Fourth Proportional to 2,021,314,031.60, 3,031,971,047.40 and 1,235,631,657.20

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Solution

The fourth proportional to 2,021,314,031.60, 3,031,971,047.40 and 1,235,631,657.20 is: 1,853,447,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,314,031.60 : 3,031,971,047.40 = 1,235,631,657.20 : x
  2. Step 2: Convert to fraction form
    2,021,314,031.60/3,031,971,047.40 = 1,235,631,657.20/x
  3. Step 3: Cross multiply
    2,021,314,031.60x = 3,031,971,047.40 × 1,235,631,657.20
  4. Step 4: Simplify right side
    2,021,314,031.60x = 3,746,399,409,881,282,048
  5. Step 5: Solve for x
    x = 3,746,399,409,881,282,048/2,021,314,031.60
  6. Step 6: Final answer
    x = 1,853,447,485.80

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Double scale
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Similar ratio
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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.