Home / 870,364,555.80-1,201,091,820.36-473,882,997.80

Finding the Fourth Proportional to 870,364,555.80, 1,201,091,820.36 and 473,882,997.80

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Solution

The fourth proportional to 870,364,555.80, 1,201,091,820.36 and 473,882,997.80 is: 653,952,402.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,364,555.80 : 1,201,091,820.36 = 473,882,997.80 : x
  2. Step 2: Convert to fraction form
    870,364,555.80/1,201,091,820.36 = 473,882,997.80/x
  3. Step 3: Cross multiply
    870,364,555.80x = 1,201,091,820.36 × 473,882,997.80
  4. Step 4: Simplify right side
    870,364,555.80x = 569,176,992,465,255,808
  5. Step 5: Solve for x
    x = 569,176,992,465,255,808/870,364,555.80
  6. Step 6: Final answer
    x = 653,952,402.67

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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.