Home / 798,430,688.10-1,197,646,032.15-253,172,222.10

Finding the Fourth Proportional to 798,430,688.10, 1,197,646,032.15 and 253,172,222.10

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Solution

The fourth proportional to 798,430,688.10, 1,197,646,032.15 and 253,172,222.10 is: 379,758,333.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,430,688.10 : 1,197,646,032.15 = 253,172,222.10 : x
  2. Step 2: Convert to fraction form
    798,430,688.10/1,197,646,032.15 = 253,172,222.10/x
  3. Step 3: Cross multiply
    798,430,688.10x = 1,197,646,032.15 × 253,172,222.10
  4. Step 4: Simplify right side
    798,430,688.10x = 303,210,707,248,663,552
  5. Step 5: Solve for x
    x = 303,210,707,248,663,552/798,430,688.10
  6. Step 6: Final answer
    x = 379,758,333.15

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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.