Home / 3,479,506,412.70-5,219,259,619.05-1,931,572,307.10

Finding the Fourth Proportional to 3,479,506,412.70, 5,219,259,619.05 and 1,931,572,307.10

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Solution

The fourth proportional to 3,479,506,412.70, 5,219,259,619.05 and 1,931,572,307.10 is: 2,897,358,460.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,506,412.70 : 5,219,259,619.05 = 1,931,572,307.10 : x
  2. Step 2: Convert to fraction form
    3,479,506,412.70/5,219,259,619.05 = 1,931,572,307.10/x
  3. Step 3: Cross multiply
    3,479,506,412.70x = 5,219,259,619.05 × 1,931,572,307.10
  4. Step 4: Simplify right side
    3,479,506,412.70x = 10,081,377,343,722,274,816
  5. Step 5: Solve for x
    x = 10,081,377,343,722,274,816/3,479,506,412.70
  6. Step 6: Final answer
    x = 2,897,358,460.65

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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.