Home / 13,784,711,048.69-19,022,399,024.55-7,680,748,226.86

Finding the Fourth Proportional to 13,784,711,048.69, 19,022,399,024.55 and 7,680,748,226.86

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Solution

The fourth proportional to 13,784,711,048.69, 19,022,399,024.55 and 7,680,748,226.86 is: 10,599,152,717.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,784,711,048.69 : 19,022,399,024.55 = 7,680,748,226.86 : x
  2. Step 2: Convert to fraction form
    13,784,711,048.69/19,022,399,024.55 = 7,680,748,226.86/x
  3. Step 3: Cross multiply
    13,784,711,048.69x = 19,022,399,024.55 × 7,680,748,226.86
  4. Step 4: Simplify right side
    13,784,711,048.69x = 146,106,257,578,413,047,808
  5. Step 5: Solve for x
    x = 146,106,257,578,413,047,808/13,784,711,048.69
  6. Step 6: Final answer
    x = 10,599,152,717.99

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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.