Home / 579,173,087.80-868,759,631.70-307,075,295.80

Finding the Fourth Proportional to 579,173,087.80, 868,759,631.70 and 307,075,295.80

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Solution

The fourth proportional to 579,173,087.80, 868,759,631.70 and 307,075,295.80 is: 460,612,943.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,173,087.80 : 868,759,631.70 = 307,075,295.80 : x
  2. Step 2: Convert to fraction form
    579,173,087.80/868,759,631.70 = 307,075,295.80/x
  3. Step 3: Cross multiply
    579,173,087.80x = 868,759,631.70 × 307,075,295.80
  4. Step 4: Simplify right side
    579,173,087.80x = 266,774,620,883,376,576
  5. Step 5: Solve for x
    x = 266,774,620,883,376,576/579,173,087.80
  6. Step 6: Final answer
    x = 460,612,943.70

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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.