Home / 887,475,153.16-1,225,107,991.58-530,368,944.54

Finding the Fourth Proportional to 887,475,153.16, 1,225,107,991.58 and 530,368,944.54

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Solution

The fourth proportional to 887,475,153.16, 1,225,107,991.58 and 530,368,944.54 is: 732,143,576.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,475,153.16 : 1,225,107,991.58 = 530,368,944.54 : x
  2. Step 2: Convert to fraction form
    887,475,153.16/1,225,107,991.58 = 530,368,944.54/x
  3. Step 3: Cross multiply
    887,475,153.16x = 1,225,107,991.58 × 530,368,944.54
  4. Step 4: Simplify right side
    887,475,153.16x = 649,759,232,441,803,776
  5. Step 5: Solve for x
    x = 649,759,232,441,803,776/887,475,153.16
  6. Step 6: Final answer
    x = 732,143,576.22

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.