Home / 902,484,526.14-1,245,130,939.22-545,118,772.59

Finding the Fourth Proportional to 902,484,526.14, 1,245,130,939.22 and 545,118,772.59

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Solution

The fourth proportional to 902,484,526.14, 1,245,130,939.22 and 545,118,772.59 is: 752,084,085.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,484,526.14 : 1,245,130,939.22 = 545,118,772.59 : x
  2. Step 2: Convert to fraction form
    902,484,526.14/1,245,130,939.22 = 545,118,772.59/x
  3. Step 3: Cross multiply
    902,484,526.14x = 1,245,130,939.22 × 545,118,772.59
  4. Step 4: Simplify right side
    902,484,526.14x = 678,744,249,298,714,752
  5. Step 5: Solve for x
    x = 678,744,249,298,714,752/902,484,526.14
  6. Step 6: Final answer
    x = 752,084,085.25

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Double scale
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1.5x scale

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.