Home / 1,724,871,225.60-2,587,306,838.40-634,128,595.20

Finding the Fourth Proportional to 1,724,871,225.60, 2,587,306,838.40 and 634,128,595.20

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Solution

The fourth proportional to 1,724,871,225.60, 2,587,306,838.40 and 634,128,595.20 is: 951,192,892.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,871,225.60 : 2,587,306,838.40 = 634,128,595.20 : x
  2. Step 2: Convert to fraction form
    1,724,871,225.60/2,587,306,838.40 = 634,128,595.20/x
  3. Step 3: Cross multiply
    1,724,871,225.60x = 2,587,306,838.40 × 634,128,595.20
  4. Step 4: Simplify right side
    1,724,871,225.60x = 1,640,685,250,785,945,600
  5. Step 5: Solve for x
    x = 1,640,685,250,785,945,600/1,724,871,225.60
  6. Step 6: Final answer
    x = 951,192,892.80

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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.