Home / 9,629,852,022.86-13,242,071,048.14-8,357,484,036.72

Finding the Fourth Proportional to 9,629,852,022.86, 13,242,071,048.14 and 8,357,484,036.72

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Solution

The fourth proportional to 9,629,852,022.86, 13,242,071,048.14 and 8,357,484,036.72 is: 11,492,429,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629,852,022.86 : 13,242,071,048.14 = 8,357,484,036.72 : x
  2. Step 2: Convert to fraction form
    9,629,852,022.86/13,242,071,048.14 = 8,357,484,036.72/x
  3. Step 3: Cross multiply
    9,629,852,022.86x = 13,242,071,048.14 × 8,357,484,036.72
  4. Step 4: Simplify right side
    9,629,852,022.86x = 110,670,397,397,942,124,544
  5. Step 5: Solve for x
    x = 110,670,397,397,942,124,544/9,629,852,022.86
  6. Step 6: Final answer
    x = 11,492,429,700.40

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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.