Home / 553,811,060.51-764,494,585.58-345,070,335.93

Finding the Fourth Proportional to 553,811,060.51, 764,494,585.58 and 345,070,335.93

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Solution

The fourth proportional to 553,811,060.51, 764,494,585.58 and 345,070,335.93 is: 476,343,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,811,060.51 : 764,494,585.58 = 345,070,335.93 : x
  2. Step 2: Convert to fraction form
    553,811,060.51/764,494,585.58 = 345,070,335.93/x
  3. Step 3: Cross multiply
    553,811,060.51x = 764,494,585.58 × 345,070,335.93
  4. Step 4: Simplify right side
    553,811,060.51x = 263,804,403,462,756,768
  5. Step 5: Solve for x
    x = 263,804,403,462,756,768/553,811,060.51
  6. Step 6: Final answer
    x = 476,343,688.80

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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.