Home / 86,038,141.34-118,731,140.12-46,880,239.85

Finding the Fourth Proportional to 86,038,141.34, 118,731,140.12 and 46,880,239.85

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Solution

The fourth proportional to 86,038,141.34, 118,731,140.12 and 46,880,239.85 is: 64,693,916.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,038,141.34 : 118,731,140.12 = 46,880,239.85 : x
  2. Step 2: Convert to fraction form
    86,038,141.34/118,731,140.12 = 46,880,239.85/x
  3. Step 3: Cross multiply
    86,038,141.34x = 118,731,140.12 × 46,880,239.85
  4. Step 4: Simplify right side
    86,038,141.34x = 5,566,144,326,255,157
  5. Step 5: Solve for x
    x = 5,566,144,326,255,157/86,038,141.34
  6. Step 6: Final answer
    x = 64,693,916.44

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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.