Home / 559,554,111.64-772,185,417.86-308,652,843.76

Finding the Fourth Proportional to 559,554,111.64, 772,185,417.86 and 308,652,843.76

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Solution

The fourth proportional to 559,554,111.64, 772,185,417.86 and 308,652,843.76 is: 425,941,334.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,554,111.64 : 772,185,417.86 = 308,652,843.76 : x
  2. Step 2: Convert to fraction form
    559,554,111.64/772,185,417.86 = 308,652,843.76/x
  3. Step 3: Cross multiply
    559,554,111.64x = 772,185,417.86 × 308,652,843.76
  4. Step 4: Simplify right side
    559,554,111.64x = 238,337,225,132,492,896
  5. Step 5: Solve for x
    x = 238,337,225,132,492,896/559,554,111.64
  6. Step 6: Final answer
    x = 425,941,334.67

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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.