Home / 1,663,239,513.66-2,294,903,582.40-984,719,547.76

Finding the Fourth Proportional to 1,663,239,513.66, 2,294,903,582.40 and 984,719,547.76

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Solution

The fourth proportional to 1,663,239,513.66, 2,294,903,582.40 and 984,719,547.76 is: 1,358,695,725.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,239,513.66 : 2,294,903,582.40 = 984,719,547.76 : x
  2. Step 2: Convert to fraction form
    1,663,239,513.66/2,294,903,582.40 = 984,719,547.76/x
  3. Step 3: Cross multiply
    1,663,239,513.66x = 2,294,903,582.40 × 984,719,547.76
  4. Step 4: Simplify right side
    1,663,239,513.66x = 2,259,836,417,813,731,840
  5. Step 5: Solve for x
    x = 2,259,836,417,813,731,840/1,663,239,513.66
  6. Step 6: Final answer
    x = 1,358,695,725.57

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1.5x scale

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.