Home / 1,001,119,988.40-1,501,821,700.20-310,955,276.40

Finding the Fourth Proportional to 1,001,119,988.40, 1,501,821,700.20 and 310,955,276.40

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Solution

The fourth proportional to 1,001,119,988.40, 1,501,821,700.20 and 310,955,276.40 is: 466,476,933.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,119,988.40 : 1,501,821,700.20 = 310,955,276.40 : x
  2. Step 2: Convert to fraction form
    1,001,119,988.40/1,501,821,700.20 = 310,955,276.40/x
  3. Step 3: Cross multiply
    1,001,119,988.40x = 1,501,821,700.20 × 310,955,276.40
  4. Step 4: Simplify right side
    1,001,119,988.40x = 466,999,381,889,208,896
  5. Step 5: Solve for x
    x = 466,999,381,889,208,896/1,001,119,988.40
  6. Step 6: Final answer
    x = 466,476,933.14

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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.