Home / 734,748,325.48-1,102,124,004.54-689,852,189.80

Finding the Fourth Proportional to 734,748,325.48, 1,102,124,004.54 and 689,852,189.80

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Solution

The fourth proportional to 734,748,325.48, 1,102,124,004.54 and 689,852,189.80 is: 1,034,779,708.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,748,325.48 : 1,102,124,004.54 = 689,852,189.80 : x
  2. Step 2: Convert to fraction form
    734,748,325.48/1,102,124,004.54 = 689,852,189.80/x
  3. Step 3: Cross multiply
    734,748,325.48x = 1,102,124,004.54 × 689,852,189.80
  4. Step 4: Simplify right side
    734,748,325.48x = 760,302,657,963,064,064
  5. Step 5: Solve for x
    x = 760,302,657,963,064,064/734,748,325.48
  6. Step 6: Final answer
    x = 1,034,779,708.37

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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.