Home / 651,786,145.37-899,437,500.36-369,547,573.35

Finding the Fourth Proportional to 651,786,145.37, 899,437,500.36 and 369,547,573.35

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Solution

The fourth proportional to 651,786,145.37, 899,437,500.36 and 369,547,573.35 is: 509,960,127.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,786,145.37 : 899,437,500.36 = 369,547,573.35 : x
  2. Step 2: Convert to fraction form
    651,786,145.37/899,437,500.36 = 369,547,573.35/x
  3. Step 3: Cross multiply
    651,786,145.37x = 899,437,500.36 × 369,547,573.35
  4. Step 4: Simplify right side
    651,786,145.37x = 332,384,945,638,027,776
  5. Step 5: Solve for x
    x = 332,384,945,638,027,776/651,786,145.37
  6. Step 6: Final answer
    x = 509,960,127.26

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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.