Home / 70,155,400.49-96,766,415.66-45,742,181.93

Finding the Fourth Proportional to 70,155,400.49, 96,766,415.66 and 45,742,181.93

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Solution

The fourth proportional to 70,155,400.49, 96,766,415.66 and 45,742,181.93 is: 63,092,890.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,155,400.49 : 96,766,415.66 = 45,742,181.93 : x
  2. Step 2: Convert to fraction form
    70,155,400.49/96,766,415.66 = 45,742,181.93/x
  3. Step 3: Cross multiply
    70,155,400.49x = 96,766,415.66 × 45,742,181.93
  4. Step 4: Simplify right side
    70,155,400.49x = 4,426,306,989,569,818.50
  5. Step 5: Solve for x
    x = 4,426,306,989,569,818.50/70,155,400.49
  6. Step 6: Final answer
    x = 63,092,890.34

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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.