Home / 977,765,767.46-1,352,869,810.85-852,579,007.91

Finding the Fourth Proportional to 977,765,767.46, 1,352,869,810.85 and 852,579,007.91

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Solution

The fourth proportional to 977,765,767.46, 1,352,869,810.85 and 852,579,007.91 is: 1,179,657,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,765,767.46 : 1,352,869,810.85 = 852,579,007.91 : x
  2. Step 2: Convert to fraction form
    977,765,767.46/1,352,869,810.85 = 852,579,007.91/x
  3. Step 3: Cross multiply
    977,765,767.46x = 1,352,869,810.85 × 852,579,007.91
  4. Step 4: Simplify right side
    977,765,767.46x = 1,153,428,401,161,249,280
  5. Step 5: Solve for x
    x = 1,153,428,401,161,249,280/977,765,767.46
  6. Step 6: Final answer
    x = 1,179,657,173.07

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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.