Home / 98,723,675.80-148,085,513.70-70,025,861.80

Finding the Fourth Proportional to 98,723,675.80, 148,085,513.70 and 70,025,861.80

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Solution

The fourth proportional to 98,723,675.80, 148,085,513.70 and 70,025,861.80 is: 105,038,792.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,723,675.80 : 148,085,513.70 = 70,025,861.80 : x
  2. Step 2: Convert to fraction form
    98,723,675.80/148,085,513.70 = 70,025,861.80/x
  3. Step 3: Cross multiply
    98,723,675.80x = 148,085,513.70 × 70,025,861.80
  4. Step 4: Simplify right side
    98,723,675.80x = 10,369,815,716,938,206
  5. Step 5: Solve for x
    x = 10,369,815,716,938,206/98,723,675.80
  6. Step 6: Final answer
    x = 105,038,792.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.