Home / 15,116,574,501.60-22,674,861,752.40-7,678,101,112.80

Finding the Fourth Proportional to 15,116,574,501.60, 22,674,861,752.40 and 7,678,101,112.80

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Solution

The fourth proportional to 15,116,574,501.60, 22,674,861,752.40 and 7,678,101,112.80 is: 11,517,151,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116,574,501.60 : 22,674,861,752.40 = 7,678,101,112.80 : x
  2. Step 2: Convert to fraction form
    15,116,574,501.60/22,674,861,752.40 = 7,678,101,112.80/x
  3. Step 3: Cross multiply
    15,116,574,501.60x = 22,674,861,752.40 × 7,678,101,112.80
  4. Step 4: Simplify right side
    15,116,574,501.60x = 174,099,881,253,688,606,720
  5. Step 5: Solve for x
    x = 174,099,881,253,688,606,720/15,116,574,501.60
  6. Step 6: Final answer
    x = 11,517,151,669.20

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1.5x scale

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.