Home / 105,210,574,163.04-145,206,312,793.12-82,823,898,387.36

Finding the Fourth Proportional to 105,210,574,163.04, 145,206,312,793.12 and 82,823,898,387.36

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Solution

The fourth proportional to 105,210,574,163.04, 145,206,312,793.12 and 82,823,898,387.36 is: 114,309,355,230.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,210,574,163.04 : 145,206,312,793.12 = 82,823,898,387.36 : x
  2. Step 2: Convert to fraction form
    105,210,574,163.04/145,206,312,793.12 = 82,823,898,387.36/x
  3. Step 3: Cross multiply
    105,210,574,163.04x = 145,206,312,793.12 × 82,823,898,387.36
  4. Step 4: Simplify right side
    105,210,574,163.04x = 12,026,552,895,980,582,207,488
  5. Step 5: Solve for x
    x = 12,026,552,895,980,582,207,488/105,210,574,163.04
  6. Step 6: Final answer
    x = 114,309,355,230.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.