Home / 9,877,205,571.69-13,630,178,700.66-5,360,987,660.16

Finding the Fourth Proportional to 9,877,205,571.69, 13,630,178,700.66 and 5,360,987,660.16

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Solution

The fourth proportional to 9,877,205,571.69, 13,630,178,700.66 and 5,360,987,660.16 is: 7,397,964,868.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,877,205,571.69 : 13,630,178,700.66 = 5,360,987,660.16 : x
  2. Step 2: Convert to fraction form
    9,877,205,571.69/13,630,178,700.66 = 5,360,987,660.16/x
  3. Step 3: Cross multiply
    9,877,205,571.69x = 13,630,178,700.66 × 5,360,987,660.16
  4. Step 4: Simplify right side
    9,877,205,571.69x = 73,071,219,820,013,920,256
  5. Step 5: Solve for x
    x = 73,071,219,820,013,920,256/9,877,205,571.69
  6. Step 6: Final answer
    x = 7,397,964,868.67

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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.