Home / 983,710,261.77-1,357,516,865.48-537,673,366.67

Finding the Fourth Proportional to 983,710,261.77, 1,357,516,865.48 and 537,673,366.67

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Solution

The fourth proportional to 983,710,261.77, 1,357,516,865.48 and 537,673,366.67 is: 741,987,444.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,710,261.77 : 1,357,516,865.48 = 537,673,366.67 : x
  2. Step 2: Convert to fraction form
    983,710,261.77/1,357,516,865.48 = 537,673,366.67/x
  3. Step 3: Cross multiply
    983,710,261.77x = 1,357,516,865.48 × 537,673,366.67
  4. Step 4: Simplify right side
    983,710,261.77x = 729,900,663,364,461,056
  5. Step 5: Solve for x
    x = 729,900,663,364,461,056/983,710,261.77
  6. Step 6: Final answer
    x = 741,987,444.61

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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.