Home / 566,461,406.49-776,054,895.56-545,230,560.87

Finding the Fourth Proportional to 566,461,406.49, 776,054,895.56 and 545,230,560.87

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Solution

The fourth proportional to 566,461,406.49, 776,054,895.56 and 545,230,560.87 is: 746,968,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,461,406.49 : 776,054,895.56 = 545,230,560.87 : x
  2. Step 2: Convert to fraction form
    566,461,406.49/776,054,895.56 = 545,230,560.87/x
  3. Step 3: Cross multiply
    566,461,406.49x = 776,054,895.56 × 545,230,560.87
  4. Step 4: Simplify right side
    566,461,406.49x = 423,128,845,971,406,528
  5. Step 5: Solve for x
    x = 423,128,845,971,406,528/566,461,406.49
  6. Step 6: Final answer
    x = 746,968,533.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.