Home / 126,756,289,916.13-174,927,875,120.03-69,665,624,019.57

Finding the Fourth Proportional to 126,756,289,916.13, 174,927,875,120.03 and 69,665,624,019.57

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Solution

The fourth proportional to 126,756,289,916.13, 174,927,875,120.03 and 69,665,624,019.57 is: 96,140,866,750.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,756,289,916.13 : 174,927,875,120.03 = 69,665,624,019.57 : x
  2. Step 2: Convert to fraction form
    126,756,289,916.13/174,927,875,120.03 = 69,665,624,019.57/x
  3. Step 3: Cross multiply
    126,756,289,916.13x = 174,927,875,120.03 × 69,665,624,019.57
  4. Step 4: Simplify right side
    126,756,289,916.13x = 12,186,459,578,654,305,288,192
  5. Step 5: Solve for x
    x = 12,186,459,578,654,305,288,192/126,756,289,916.13
  6. Step 6: Final answer
    x = 96,140,866,750.81

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1.5x scale

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.