Home / 581,313,308,417.64-871,966,303,655.16-312,828,757,204.56

Finding the Fourth Proportional to 581,313,308,417.64, 871,966,303,655.16 and 312,828,757,204.56

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Solution

The fourth proportional to 581,313,308,417.64, 871,966,303,655.16 and 312,828,757,204.56 is: 469,241,166,762.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,313,308,417.64 : 871,966,303,655.16 = 312,828,757,204.56 : x
  2. Step 2: Convert to fraction form
    581,313,308,417.64/871,966,303,655.16 = 312,828,757,204.56/x
  3. Step 3: Cross multiply
    581,313,308,417.64x = 871,966,303,655.16 × 312,828,757,204.56
  4. Step 4: Simplify right side
    581,313,308,417.64x = 272,776,135,096,697,702,318,080
  5. Step 5: Solve for x
    x = 272,776,135,096,697,702,318,080/581,313,308,417.64
  6. Step 6: Final answer
    x = 469,241,166,762.91

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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.