Home / 70,421,602.80-105,632,404.20-29,473,964.40

Finding the Fourth Proportional to 70,421,602.80, 105,632,404.20 and 29,473,964.40

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Solution

The fourth proportional to 70,421,602.80, 105,632,404.20 and 29,473,964.40 is: 44,210,946.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,421,602.80 : 105,632,404.20 = 29,473,964.40 : x
  2. Step 2: Convert to fraction form
    70,421,602.80/105,632,404.20 = 29,473,964.40/x
  3. Step 3: Cross multiply
    70,421,602.80x = 105,632,404.20 × 29,473,964.40
  4. Step 4: Simplify right side
    70,421,602.80x = 3,113,405,720,877,210.50
  5. Step 5: Solve for x
    x = 3,113,405,720,877,210.50/70,421,602.80
  6. Step 6: Final answer
    x = 44,210,946.60

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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.