Home / 13,553,329,329.83-18,683,882,035.02-9,471,558,269.05

Finding the Fourth Proportional to 13,553,329,329.83, 18,683,882,035.02 and 9,471,558,269.05

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Solution

The fourth proportional to 13,553,329,329.83, 18,683,882,035.02 and 9,471,558,269.05 is: 13,056,974,642.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,553,329,329.83 : 18,683,882,035.02 = 9,471,558,269.05 : x
  2. Step 2: Convert to fraction form
    13,553,329,329.83/18,683,882,035.02 = 9,471,558,269.05/x
  3. Step 3: Cross multiply
    13,553,329,329.83x = 18,683,882,035.02 × 9,471,558,269.05
  4. Step 4: Simplify right side
    13,553,329,329.83x = 176,965,477,386,701,733,888
  5. Step 5: Solve for x
    x = 176,965,477,386,701,733,888/13,553,329,329.83
  6. Step 6: Final answer
    x = 13,056,974,642.92

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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.