Home / 1,154,870,856.80-1,732,408,120.56-325,831,752.80

Finding the Fourth Proportional to 1,154,870,856.80, 1,732,408,120.56 and 325,831,752.80

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Solution

The fourth proportional to 1,154,870,856.80, 1,732,408,120.56 and 325,831,752.80 is: 488,776,360.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,870,856.80 : 1,732,408,120.56 = 325,831,752.80 : x
  2. Step 2: Convert to fraction form
    1,154,870,856.80/1,732,408,120.56 = 325,831,752.80/x
  3. Step 3: Cross multiply
    1,154,870,856.80x = 1,732,408,120.56 × 325,831,752.80
  4. Step 4: Simplify right side
    1,154,870,856.80x = 564,473,574,487,018,496
  5. Step 5: Solve for x
    x = 564,473,574,487,018,496/1,154,870,856.80
  6. Step 6: Final answer
    x = 488,776,360.72

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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.