Home / 717,828,133.20-1,076,742,199.80-614,516,002.80

Finding the Fourth Proportional to 717,828,133.20, 1,076,742,199.80 and 614,516,002.80

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Solution

The fourth proportional to 717,828,133.20, 1,076,742,199.80 and 614,516,002.80 is: 921,774,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,828,133.20 : 1,076,742,199.80 = 614,516,002.80 : x
  2. Step 2: Convert to fraction form
    717,828,133.20/1,076,742,199.80 = 614,516,002.80/x
  3. Step 3: Cross multiply
    717,828,133.20x = 1,076,742,199.80 × 614,516,002.80
  4. Step 4: Simplify right side
    717,828,133.20x = 661,675,312,667,174,912
  5. Step 5: Solve for x
    x = 661,675,312,667,174,912/717,828,133.20
  6. Step 6: Final answer
    x = 921,774,004.20

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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.