Home / 850,177,554.90-1,275,266,332.35-699,012,114.90

Finding the Fourth Proportional to 850,177,554.90, 1,275,266,332.35 and 699,012,114.90

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Solution

The fourth proportional to 850,177,554.90, 1,275,266,332.35 and 699,012,114.90 is: 1,048,518,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,177,554.90 : 1,275,266,332.35 = 699,012,114.90 : x
  2. Step 2: Convert to fraction form
    850,177,554.90/1,275,266,332.35 = 699,012,114.90/x
  3. Step 3: Cross multiply
    850,177,554.90x = 1,275,266,332.35 × 699,012,114.90
  4. Step 4: Simplify right side
    850,177,554.90x = 891,426,616,036,739,712
  5. Step 5: Solve for x
    x = 891,426,616,036,739,712/850,177,554.90
  6. Step 6: Final answer
    x = 1,048,518,172.35

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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.