Home / 671,332,948.19-926,468,039.72-373,974,830.51

Finding the Fourth Proportional to 671,332,948.19, 926,468,039.72 and 373,974,830.51

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Solution

The fourth proportional to 671,332,948.19, 926,468,039.72 and 373,974,830.51 is: 516,101,182.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,332,948.19 : 926,468,039.72 = 373,974,830.51 : x
  2. Step 2: Convert to fraction form
    671,332,948.19/926,468,039.72 = 373,974,830.51/x
  3. Step 3: Cross multiply
    671,332,948.19x = 926,468,039.72 × 373,974,830.51
  4. Step 4: Simplify right side
    671,332,948.19x = 346,475,728,125,349,056
  5. Step 5: Solve for x
    x = 346,475,728,125,349,056/671,332,948.19
  6. Step 6: Final answer
    x = 516,101,182.08

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1.5x scale

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.