Home / 7,007,407,510.86-9,670,282,669.71-3,996,812,707.74

Finding the Fourth Proportional to 7,007,407,510.86, 9,670,282,669.71 and 3,996,812,707.74

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Solution

The fourth proportional to 7,007,407,510.86, 9,670,282,669.71 and 3,996,812,707.74 is: 5,515,635,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007,407,510.86 : 9,670,282,669.71 = 3,996,812,707.74 : x
  2. Step 2: Convert to fraction form
    7,007,407,510.86/9,670,282,669.71 = 3,996,812,707.74/x
  3. Step 3: Cross multiply
    7,007,407,510.86x = 9,670,282,669.71 × 3,996,812,707.74
  4. Step 4: Simplify right side
    7,007,407,510.86x = 38,650,308,661,734,817,792
  5. Step 5: Solve for x
    x = 38,650,308,661,734,817,792/7,007,407,510.86
  6. Step 6: Final answer
    x = 5,515,635,932.67

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Double scale
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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.