Home / 975,881,424.80-1,462,478,444.40-647,423,184.80

Finding the Fourth Proportional to 975,881,424.80, 1,462,478,444.40 and 647,423,184.80

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Solution

The fourth proportional to 975,881,424.80, 1,462,478,444.40 and 647,423,184.80 is: 970,243,339.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,881,424.80 : 1,462,478,444.40 = 647,423,184.80 : x
  2. Step 2: Convert to fraction form
    975,881,424.80/1,462,478,444.40 = 647,423,184.80/x
  3. Step 3: Cross multiply
    975,881,424.80x = 1,462,478,444.40 × 647,423,184.80
  4. Step 4: Simplify right side
    975,881,424.80x = 946,842,452,174,797,696
  5. Step 5: Solve for x
    x = 946,842,452,174,797,696/975,881,424.80
  6. Step 6: Final answer
    x = 970,243,339.11

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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.