Home / 1,255,248,005.80-1,882,872,008.70-711,052,421.80

Finding the Fourth Proportional to 1,255,248,005.80, 1,882,872,008.70 and 711,052,421.80

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Solution

The fourth proportional to 1,255,248,005.80, 1,882,872,008.70 and 711,052,421.80 is: 1,066,578,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,248,005.80 : 1,882,872,008.70 = 711,052,421.80 : x
  2. Step 2: Convert to fraction form
    1,255,248,005.80/1,882,872,008.70 = 711,052,421.80/x
  3. Step 3: Cross multiply
    1,255,248,005.80x = 1,882,872,008.70 × 711,052,421.80
  4. Step 4: Simplify right side
    1,255,248,005.80x = 1,338,820,701,725,565,696
  5. Step 5: Solve for x
    x = 1,338,820,701,725,565,696/1,255,248,005.80
  6. Step 6: Final answer
    x = 1,066,578,632.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.