Home / 581,806,280.94-802,909,624.75-317,505,299.01

Finding the Fourth Proportional to 581,806,280.94, 802,909,624.75 and 317,505,299.01

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Solution

The fourth proportional to 581,806,280.94, 802,909,624.75 and 317,505,299.01 is: 438,166,566.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,806,280.94 : 802,909,624.75 = 317,505,299.01 : x
  2. Step 2: Convert to fraction form
    581,806,280.94/802,909,624.75 = 317,505,299.01/x
  3. Step 3: Cross multiply
    581,806,280.94x = 802,909,624.75 × 317,505,299.01
  4. Step 4: Simplify right side
    581,806,280.94x = 254,928,060,482,243,360
  5. Step 5: Solve for x
    x = 254,928,060,482,243,360/581,806,280.94
  6. Step 6: Final answer
    x = 438,166,566.49

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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.