Home / 85,869,485.79-118,499,800.70-46,711,169.16

Finding the Fourth Proportional to 85,869,485.79, 118,499,800.70 and 46,711,169.16

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Solution

The fourth proportional to 85,869,485.79, 118,499,800.70 and 46,711,169.16 is: 64,461,364.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,869,485.79 : 118,499,800.70 = 46,711,169.16 : x
  2. Step 2: Convert to fraction form
    85,869,485.79/118,499,800.70 = 46,711,169.16/x
  3. Step 3: Cross multiply
    85,869,485.79x = 118,499,800.70 × 46,711,169.16
  4. Step 4: Simplify right side
    85,869,485.79x = 5,535,264,235,690,430
  5. Step 5: Solve for x
    x = 5,535,264,235,690,430/85,869,485.79
  6. Step 6: Final answer
    x = 64,461,364.65

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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.