Home / 1,039,730,219,279.80-1,434,299,642,421.30-679,059,154,028.05

Finding the Fourth Proportional to 1,039,730,219,279.80, 1,434,299,642,421.30 and 679,059,154,028.05

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Solution

The fourth proportional to 1,039,730,219,279.80, 1,434,299,642,421.30 and 679,059,154,028.05 is: 936,756,750,688.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,730,219,279.80 : 1,434,299,642,421.30 = 679,059,154,028.05 : x
  2. Step 2: Convert to fraction form
    1,039,730,219,279.80/1,434,299,642,421.30 = 679,059,154,028.05/x
  3. Step 3: Cross multiply
    1,039,730,219,279.80x = 1,434,299,642,421.30 × 679,059,154,028.05
  4. Step 4: Simplify right side
    1,039,730,219,279.80x = 973,974,301,805,342,707,679,232
  5. Step 5: Solve for x
    x = 973,974,301,805,342,707,679,232/1,039,730,219,279.80
  6. Step 6: Final answer
    x = 936,756,750,688.65

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.