Home / 1,310,759,094.34-1,966,155,679.81-437,360,462.69

Finding the Fourth Proportional to 1,310,759,094.34, 1,966,155,679.81 and 437,360,462.69

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Solution

The fourth proportional to 1,310,759,094.34, 1,966,155,679.81 and 437,360,462.69 is: 656,046,379.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,759,094.34 : 1,966,155,679.81 = 437,360,462.69 : x
  2. Step 2: Convert to fraction form
    1,310,759,094.34/1,966,155,679.81 = 437,360,462.69/x
  3. Step 3: Cross multiply
    1,310,759,094.34x = 1,966,155,679.81 × 437,360,462.69
  4. Step 4: Simplify right side
    1,310,759,094.34x = 859,918,757,832,967,168
  5. Step 5: Solve for x
    x = 859,918,757,832,967,168/1,310,759,094.34
  6. Step 6: Final answer
    x = 656,046,379.19

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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.