Home / 1,119,745,202.40-1,679,617,803.60-976,417,970.40

Finding the Fourth Proportional to 1,119,745,202.40, 1,679,617,803.60 and 976,417,970.40

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Solution

The fourth proportional to 1,119,745,202.40, 1,679,617,803.60 and 976,417,970.40 is: 1,464,626,955.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,745,202.40 : 1,679,617,803.60 = 976,417,970.40 : x
  2. Step 2: Convert to fraction form
    1,119,745,202.40/1,679,617,803.60 = 976,417,970.40/x
  3. Step 3: Cross multiply
    1,119,745,202.40x = 1,679,617,803.60 × 976,417,970.40
  4. Step 4: Simplify right side
    1,119,745,202.40x = 1,640,009,006,838,817,792
  5. Step 5: Solve for x
    x = 1,640,009,006,838,817,792/1,119,745,202.40
  6. Step 6: Final answer
    x = 1,464,626,955.60

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Double scale
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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.