Home / 1,004,044,279.80-1,506,066,419.70-357,578,743.80

Finding the Fourth Proportional to 1,004,044,279.80, 1,506,066,419.70 and 357,578,743.80

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Solution

The fourth proportional to 1,004,044,279.80, 1,506,066,419.70 and 357,578,743.80 is: 536,368,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,044,279.80 : 1,506,066,419.70 = 357,578,743.80 : x
  2. Step 2: Convert to fraction form
    1,004,044,279.80/1,506,066,419.70 = 357,578,743.80/x
  3. Step 3: Cross multiply
    1,004,044,279.80x = 1,506,066,419.70 × 357,578,743.80
  4. Step 4: Simplify right side
    1,004,044,279.80x = 538,537,338,435,689,600
  5. Step 5: Solve for x
    x = 538,537,338,435,689,600/1,004,044,279.80
  6. Step 6: Final answer
    x = 536,368,115.70

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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.