Home / 93,417,215.94-128,915,244.81-51,604,157.70

Finding the Fourth Proportional to 93,417,215.94, 128,915,244.81 and 51,604,157.70

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Solution

The fourth proportional to 93,417,215.94, 128,915,244.81 and 51,604,157.70 is: 71,213,454.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,417,215.94 : 128,915,244.81 = 51,604,157.70 : x
  2. Step 2: Convert to fraction form
    93,417,215.94/128,915,244.81 = 51,604,157.70/x
  3. Step 3: Cross multiply
    93,417,215.94x = 128,915,244.81 × 51,604,157.70
  4. Step 4: Simplify right side
    93,417,215.94x = 6,652,562,623,109,347
  5. Step 5: Solve for x
    x = 6,652,562,623,109,347/93,417,215.94
  6. Step 6: Final answer
    x = 71,213,454.14

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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.