Home / 943,319,795.52-1,301,763,880.98-514,160,783.04

Finding the Fourth Proportional to 943,319,795.52, 1,301,763,880.98 and 514,160,783.04

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Solution

The fourth proportional to 943,319,795.52, 1,301,763,880.98 and 514,160,783.04 is: 709,532,376.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,319,795.52 : 1,301,763,880.98 = 514,160,783.04 : x
  2. Step 2: Convert to fraction form
    943,319,795.52/1,301,763,880.98 = 514,160,783.04/x
  3. Step 3: Cross multiply
    943,319,795.52x = 1,301,763,880.98 × 514,160,783.04
  4. Step 4: Simplify right side
    943,319,795.52x = 669,315,936,377,866,240
  5. Step 5: Solve for x
    x = 669,315,936,377,866,240/943,319,795.52
  6. Step 6: Final answer
    x = 709,532,376.57

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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.