Home / 1,007,155,999.80-1,510,733,999.70-598,001,542.20

Finding the Fourth Proportional to 1,007,155,999.80, 1,510,733,999.70 and 598,001,542.20

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Solution

The fourth proportional to 1,007,155,999.80, 1,510,733,999.70 and 598,001,542.20 is: 897,002,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,155,999.80 : 1,510,733,999.70 = 598,001,542.20 : x
  2. Step 2: Convert to fraction form
    1,007,155,999.80/1,510,733,999.70 = 598,001,542.20/x
  3. Step 3: Cross multiply
    1,007,155,999.80x = 1,510,733,999.70 × 598,001,542.20
  4. Step 4: Simplify right side
    1,007,155,999.80x = 903,421,261,674,574,464
  5. Step 5: Solve for x
    x = 903,421,261,674,574,464/1,007,155,999.80
  6. Step 6: Final answer
    x = 897,002,313.30

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Double scale
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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.