Home / 40,280,603,790.80-60,420,905,686.20-13,742,300,294.30

Finding the Fourth Proportional to 40,280,603,790.80, 60,420,905,686.20 and 13,742,300,294.30

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Solution

The fourth proportional to 40,280,603,790.80, 60,420,905,686.20 and 13,742,300,294.30 is: 20,613,450,441.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,280,603,790.80 : 60,420,905,686.20 = 13,742,300,294.30 : x
  2. Step 2: Convert to fraction form
    40,280,603,790.80/60,420,905,686.20 = 13,742,300,294.30/x
  3. Step 3: Cross multiply
    40,280,603,790.80x = 60,420,905,686.20 × 13,742,300,294.30
  4. Step 4: Simplify right side
    40,280,603,790.80x = 830,322,229,993,338,699,776
  5. Step 5: Solve for x
    x = 830,322,229,993,338,699,776/40,280,603,790.80
  6. Step 6: Final answer
    x = 20,613,450,441.45

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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.