Home / 1,310,497,049-1,966,021,650.71-425,113,275.53

Finding the Fourth Proportional to 1,310,497,049, 1,966,021,650.71 and 425,113,275.53

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Solution

The fourth proportional to 1,310,497,049, 1,966,021,650.71 and 425,113,275.53 is: 637,759,470.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,497,049 : 1,966,021,650.71 = 425,113,275.53 : x
  2. Step 2: Convert to fraction form
    1,310,497,049/1,966,021,650.71 = 425,113,275.53/x
  3. Step 3: Cross multiply
    1,310,497,049x = 1,966,021,650.71 × 425,113,275.53
  4. Step 4: Simplify right side
    1,310,497,049x = 835,781,903,696,225,664
  5. Step 5: Solve for x
    x = 835,781,903,696,225,664/1,310,497,049
  6. Step 6: Final answer
    x = 637,759,470.22

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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.