Home / 93,088,315.84-128,462,742.29-51,273,865.45

Finding the Fourth Proportional to 93,088,315.84, 128,462,742.29 and 51,273,865.45

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Solution

The fourth proportional to 93,088,315.84, 128,462,742.29 and 51,273,865.45 is: 70,758,411.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,088,315.84 : 128,462,742.29 = 51,273,865.45 : x
  2. Step 2: Convert to fraction form
    93,088,315.84/128,462,742.29 = 51,273,865.45/x
  3. Step 3: Cross multiply
    93,088,315.84x = 128,462,742.29 × 51,273,865.45
  4. Step 4: Simplify right side
    93,088,315.84x = 6,586,781,363,515,486
  5. Step 5: Solve for x
    x = 6,586,781,363,515,486/93,088,315.84
  6. Step 6: Final answer
    x = 70,758,411.56

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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.