Home / 93,312,214.70-139,968,322.05-81,974,806.70

Finding the Fourth Proportional to 93,312,214.70, 139,968,322.05 and 81,974,806.70

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Solution

The fourth proportional to 93,312,214.70, 139,968,322.05 and 81,974,806.70 is: 122,962,210.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,214.70 : 139,968,322.05 = 81,974,806.70 : x
  2. Step 2: Convert to fraction form
    93,312,214.70/139,968,322.05 = 81,974,806.70/x
  3. Step 3: Cross multiply
    93,312,214.70x = 139,968,322.05 × 81,974,806.70
  4. Step 4: Simplify right side
    93,312,214.70x = 11,473,876,144,172,100
  5. Step 5: Solve for x
    x = 11,473,876,144,172,100/93,312,214.70
  6. Step 6: Final answer
    x = 122,962,210.05

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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.