Home / 278,922,541.64-384,036,946.00-237,018,221.96

Finding the Fourth Proportional to 278,922,541.64, 384,036,946.00 and 237,018,221.96

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Solution

The fourth proportional to 278,922,541.64, 384,036,946.00 and 237,018,221.96 is: 326,340,616.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,922,541.64 : 384,036,946.00 = 237,018,221.96 : x
  2. Step 2: Convert to fraction form
    278,922,541.64/384,036,946.00 = 237,018,221.96/x
  3. Step 3: Cross multiply
    278,922,541.64x = 384,036,946.00 × 237,018,221.96
  4. Step 4: Simplify right side
    278,922,541.64x = 91,023,754,105,355,808
  5. Step 5: Solve for x
    x = 91,023,754,105,355,808/278,922,541.64
  6. Step 6: Final answer
    x = 326,340,616.19

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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.