Home / 84,133,152-116,103,749.76-45,501,984

Finding the Fourth Proportional to 84,133,152, 116,103,749.76 and 45,501,984

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Solution

The fourth proportional to 84,133,152, 116,103,749.76 and 45,501,984 is: 62,792,737.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,133,152 : 116,103,749.76 = 45,501,984 : x
  2. Step 2: Convert to fraction form
    84,133,152/116,103,749.76 = 45,501,984/x
  3. Step 3: Cross multiply
    84,133,152x = 116,103,749.76 × 45,501,984
  4. Step 4: Simplify right side
    84,133,152x = 5,282,950,963,919,524
  5. Step 5: Solve for x
    x = 5,282,950,963,919,524/84,133,152
  6. Step 6: Final answer
    x = 62,792,737.92

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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.