Home / 152,362,056.60-210,272,605.68-86,294,307.93

Finding the Fourth Proportional to 152,362,056.60, 210,272,605.68 and 86,294,307.93

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Solution

The fourth proportional to 152,362,056.60, 210,272,605.68 and 86,294,307.93 is: 119,093,489.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,362,056.60 : 210,272,605.68 = 86,294,307.93 : x
  2. Step 2: Convert to fraction form
    152,362,056.60/210,272,605.68 = 86,294,307.93/x
  3. Step 3: Cross multiply
    152,362,056.60x = 210,272,605.68 × 86,294,307.93
  4. Step 4: Simplify right side
    152,362,056.60x = 18,145,328,983,793,388
  5. Step 5: Solve for x
    x = 18,145,328,983,793,388/152,362,056.60
  6. Step 6: Final answer
    x = 119,093,489.47

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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.