Home / 10,355,440,785-15,531,460,566.29-4,458,412,410.36

Finding the Fourth Proportional to 10,355,440,785, 15,531,460,566.29 and 4,458,412,410.36

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Solution

The fourth proportional to 10,355,440,785, 15,531,460,566.29 and 4,458,412,410.36 is: 6,686,886,437.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355,440,785 : 15,531,460,566.29 = 4,458,412,410.36 : x
  2. Step 2: Convert to fraction form
    10,355,440,785/15,531,460,566.29 = 4,458,412,410.36/x
  3. Step 3: Cross multiply
    10,355,440,785x = 15,531,460,566.29 × 4,458,412,410.36
  4. Step 4: Simplify right side
    10,355,440,785x = 69,245,656,539,741,995,008
  5. Step 5: Solve for x
    x = 69,245,656,539,741,995,008/10,355,440,785
  6. Step 6: Final answer
    x = 6,686,886,437.52

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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.