Home / 105,394,501.18-145,459,686.27-60,731,783.74

Finding the Fourth Proportional to 105,394,501.18, 145,459,686.27 and 60,731,783.74

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Solution

The fourth proportional to 105,394,501.18, 145,459,686.27 and 60,731,783.74 is: 83,818,663.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,394,501.18 : 145,459,686.27 = 60,731,783.74 : x
  2. Step 2: Convert to fraction form
    105,394,501.18/145,459,686.27 = 60,731,783.74/x
  3. Step 3: Cross multiply
    105,394,501.18x = 145,459,686.27 × 60,731,783.74
  4. Step 4: Simplify right side
    105,394,501.18x = 8,834,026,209,437,888
  5. Step 5: Solve for x
    x = 8,834,026,209,437,888/105,394,501.18
  6. Step 6: Final answer
    x = 83,818,663.31

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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.