Home / 832,849,521.32-1,241,828,386.29-809,967,498.84

Finding the Fourth Proportional to 832,849,521.32, 1,241,828,386.29 and 809,967,498.84

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Solution

The fourth proportional to 832,849,521.32, 1,241,828,386.29 and 809,967,498.84 is: 1,207,709,923.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,849,521.32 : 1,241,828,386.29 = 809,967,498.84 : x
  2. Step 2: Convert to fraction form
    832,849,521.32/1,241,828,386.29 = 809,967,498.84/x
  3. Step 3: Cross multiply
    832,849,521.32x = 1,241,828,386.29 × 809,967,498.84
  4. Step 4: Simplify right side
    832,849,521.32x = 1,005,840,632,031,824,640
  5. Step 5: Solve for x
    x = 1,005,840,632,031,824,640/832,849,521.32
  6. Step 6: Final answer
    x = 1,207,709,923.92

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.