Home / 346,306,529.34-477,910,746.45-197,624,690.28

Finding the Fourth Proportional to 346,306,529.34, 477,910,746.45 and 197,624,690.28

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Solution

The fourth proportional to 346,306,529.34, 477,910,746.45 and 197,624,690.28 is: 272,726,487.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,306,529.34 : 477,910,746.45 = 197,624,690.28 : x
  2. Step 2: Convert to fraction form
    346,306,529.34/477,910,746.45 = 197,624,690.28/x
  3. Step 3: Cross multiply
    346,306,529.34x = 477,910,746.45 × 197,624,690.28
  4. Step 4: Simplify right side
    346,306,529.34x = 94,446,963,248,664,864
  5. Step 5: Solve for x
    x = 94,446,963,248,664,864/346,306,529.34
  6. Step 6: Final answer
    x = 272,726,487.22

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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.