Home / 142,303,159,175.12-213,447,221,004.36-46,676,581,727.12

Finding the Fourth Proportional to 142,303,159,175.12, 213,447,221,004.36 and 46,676,581,727.12

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Solution

The fourth proportional to 142,303,159,175.12, 213,447,221,004.36 and 46,676,581,727.12 is: 70,012,406,705.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,303,159,175.12 : 213,447,221,004.36 = 46,676,581,727.12 : x
  2. Step 2: Convert to fraction form
    142,303,159,175.12/213,447,221,004.36 = 46,676,581,727.12/x
  3. Step 3: Cross multiply
    142,303,159,175.12x = 213,447,221,004.36 × 46,676,581,727.12
  4. Step 4: Simplify right side
    142,303,159,175.12x = 9,962,986,655,636,655,177,728
  5. Step 5: Solve for x
    x = 9,962,986,655,636,655,177,728/142,303,159,175.12
  6. Step 6: Final answer
    x = 70,012,406,705.43

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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.