Home / 873,702,776.40-1,205,702,666.07-477,226,018.80

Finding the Fourth Proportional to 873,702,776.40, 1,205,702,666.07 and 477,226,018.80

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Solution

The fourth proportional to 873,702,776.40, 1,205,702,666.07 and 477,226,018.80 is: 658,567,992.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,702,776.40 : 1,205,702,666.07 = 477,226,018.80 : x
  2. Step 2: Convert to fraction form
    873,702,776.40/1,205,702,666.07 = 477,226,018.80/x
  3. Step 3: Cross multiply
    873,702,776.40x = 1,205,702,666.07 × 477,226,018.80
  4. Step 4: Simplify right side
    873,702,776.40x = 575,392,683,185,131,904
  5. Step 5: Solve for x
    x = 575,392,683,185,131,904/873,702,776.40
  6. Step 6: Final answer
    x = 658,567,992.14

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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.