Home / 70,421,606.80-105,632,410.20-29,473,968.40

Finding the Fourth Proportional to 70,421,606.80, 105,632,410.20 and 29,473,968.40

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Solution

The fourth proportional to 70,421,606.80, 105,632,410.20 and 29,473,968.40 is: 44,210,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,421,606.80 : 105,632,410.20 = 29,473,968.40 : x
  2. Step 2: Convert to fraction form
    70,421,606.80/105,632,410.20 = 29,473,968.40/x
  3. Step 3: Cross multiply
    70,421,606.80x = 105,632,410.20 × 29,473,968.40
  4. Step 4: Simplify right side
    70,421,606.80x = 3,113,406,320,250,637.50
  5. Step 5: Solve for x
    x = 3,113,406,320,250,637.50/70,421,606.80
  6. Step 6: Final answer
    x = 44,210,952.60

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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.