Home / 228,364,574.16-315,143,424.18-123,942,646.92

Finding the Fourth Proportional to 228,364,574.16, 315,143,424.18 and 123,942,646.92

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Solution

The fourth proportional to 228,364,574.16, 315,143,424.18 and 123,942,646.92 is: 171,041,022.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,364,574.16 : 315,143,424.18 = 123,942,646.92 : x
  2. Step 2: Convert to fraction form
    228,364,574.16/315,143,424.18 = 123,942,646.92/x
  3. Step 3: Cross multiply
    228,364,574.16x = 315,143,424.18 × 123,942,646.92
  4. Step 4: Simplify right side
    228,364,574.16x = 39,059,710,152,301,528
  5. Step 5: Solve for x
    x = 39,059,710,152,301,528/228,364,574.16
  6. Step 6: Final answer
    x = 171,041,022.00

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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.