Home / 539,868,045.60-809,802,068.40-477,450,300.15

Finding the Fourth Proportional to 539,868,045.60, 809,802,068.40 and 477,450,300.15

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Solution

The fourth proportional to 539,868,045.60, 809,802,068.40 and 477,450,300.15 is: 716,175,450.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,868,045.60 : 809,802,068.40 = 477,450,300.15 : x
  2. Step 2: Convert to fraction form
    539,868,045.60/809,802,068.40 = 477,450,300.15/x
  3. Step 3: Cross multiply
    539,868,045.60x = 809,802,068.40 × 477,450,300.15
  4. Step 4: Simplify right side
    539,868,045.60x = 386,640,240,619,670,784
  5. Step 5: Solve for x
    x = 386,640,240,619,670,784/539,868,045.60
  6. Step 6: Final answer
    x = 716,175,450.23

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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.