Home / 702,051,245.60-1,053,076,868.40-339,254,189.60

Finding the Fourth Proportional to 702,051,245.60, 1,053,076,868.40 and 339,254,189.60

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Solution

The fourth proportional to 702,051,245.60, 1,053,076,868.40 and 339,254,189.60 is: 508,881,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,051,245.60 : 1,053,076,868.40 = 339,254,189.60 : x
  2. Step 2: Convert to fraction form
    702,051,245.60/1,053,076,868.40 = 339,254,189.60/x
  3. Step 3: Cross multiply
    702,051,245.60x = 1,053,076,868.40 × 339,254,189.60
  4. Step 4: Simplify right side
    702,051,245.60x = 357,260,739,575,547,840
  5. Step 5: Solve for x
    x = 357,260,739,575,547,840/702,051,245.60
  6. Step 6: Final answer
    x = 508,881,284.40

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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.