Home / 1,409,096,547.60-2,113,644,821.40-488,666,979.60

Finding the Fourth Proportional to 1,409,096,547.60, 2,113,644,821.40 and 488,666,979.60

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Solution

The fourth proportional to 1,409,096,547.60, 2,113,644,821.40 and 488,666,979.60 is: 733,000,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,096,547.60 : 2,113,644,821.40 = 488,666,979.60 : x
  2. Step 2: Convert to fraction form
    1,409,096,547.60/2,113,644,821.40 = 488,666,979.60/x
  3. Step 3: Cross multiply
    1,409,096,547.60x = 2,113,644,821.40 × 488,666,979.60
  4. Step 4: Simplify right side
    1,409,096,547.60x = 1,032,868,430,820,719,488
  5. Step 5: Solve for x
    x = 1,032,868,430,820,719,488/1,409,096,547.60
  6. Step 6: Final answer
    x = 733,000,469.40

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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.