Home / 116,528,035.50-160,808,689.08-65,019,811.50

Finding the Fourth Proportional to 116,528,035.50, 160,808,689.08 and 65,019,811.50

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Solution

The fourth proportional to 116,528,035.50, 160,808,689.08 and 65,019,811.50 is: 89,727,339.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,528,035.50 : 160,808,689.08 = 65,019,811.50 : x
  2. Step 2: Convert to fraction form
    116,528,035.50/160,808,689.08 = 65,019,811.50/x
  3. Step 3: Cross multiply
    116,528,035.50x = 160,808,689.08 × 65,019,811.50
  4. Step 4: Simplify right side
    116,528,035.50x = 10,455,750,651,543,710
  5. Step 5: Solve for x
    x = 10,455,750,651,543,710/116,528,035.50
  6. Step 6: Final answer
    x = 89,727,339.92

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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.