Home / 1,130,123,320.60-1,695,184,980.90-824,013,304.60

Finding the Fourth Proportional to 1,130,123,320.60, 1,695,184,980.90 and 824,013,304.60

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Solution

The fourth proportional to 1,130,123,320.60, 1,695,184,980.90 and 824,013,304.60 is: 1,236,019,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,123,320.60 : 1,695,184,980.90 = 824,013,304.60 : x
  2. Step 2: Convert to fraction form
    1,130,123,320.60/1,695,184,980.90 = 824,013,304.60/x
  3. Step 3: Cross multiply
    1,130,123,320.60x = 1,695,184,980.90 × 824,013,304.60
  4. Step 4: Simplify right side
    1,130,123,320.60x = 1,396,854,978,019,696,896
  5. Step 5: Solve for x
    x = 1,396,854,978,019,696,896/1,130,123,320.60
  6. Step 6: Final answer
    x = 1,236,019,956.90

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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.