Home / 1,158,533,457.81-1,598,830,830.15-656,751,966.78

Finding the Fourth Proportional to 1,158,533,457.81, 1,598,830,830.15 and 656,751,966.78

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Solution

The fourth proportional to 1,158,533,457.81, 1,598,830,830.15 and 656,751,966.78 is: 906,348,699.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,533,457.81 : 1,598,830,830.15 = 656,751,966.78 : x
  2. Step 2: Convert to fraction form
    1,158,533,457.81/1,598,830,830.15 = 656,751,966.78/x
  3. Step 3: Cross multiply
    1,158,533,457.81x = 1,598,830,830.15 × 656,751,966.78
  4. Step 4: Simplify right side
    1,158,533,457.81x = 1,050,035,292,249,512,576
  5. Step 5: Solve for x
    x = 1,050,035,292,249,512,576/1,158,533,457.81
  6. Step 6: Final answer
    x = 906,348,699.01

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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.