Home / 1,484,308,510.47-2,049,043,132.53-857,655,721.89

Finding the Fourth Proportional to 1,484,308,510.47, 2,049,043,132.53 and 857,655,721.89

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Solution

The fourth proportional to 1,484,308,510.47, 2,049,043,132.53 and 857,655,721.89 is: 1,183,967,857.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,308,510.47 : 2,049,043,132.53 = 857,655,721.89 : x
  2. Step 2: Convert to fraction form
    1,484,308,510.47/2,049,043,132.53 = 857,655,721.89/x
  3. Step 3: Cross multiply
    1,484,308,510.47x = 2,049,043,132.53 × 857,655,721.89
  4. Step 4: Simplify right side
    1,484,308,510.47x = 1,757,373,567,013,764,096
  5. Step 5: Solve for x
    x = 1,757,373,567,013,764,096/1,484,308,510.47
  6. Step 6: Final answer
    x = 1,183,967,857.50

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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.