Home / 673,178,378.40-1,009,767,567.60-602,886,448.80

Finding the Fourth Proportional to 673,178,378.40, 1,009,767,567.60 and 602,886,448.80

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Solution

The fourth proportional to 673,178,378.40, 1,009,767,567.60 and 602,886,448.80 is: 904,329,673.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,178,378.40 : 1,009,767,567.60 = 602,886,448.80 : x
  2. Step 2: Convert to fraction form
    673,178,378.40/1,009,767,567.60 = 602,886,448.80/x
  3. Step 3: Cross multiply
    673,178,378.40x = 1,009,767,567.60 × 602,886,448.80
  4. Step 4: Simplify right side
    673,178,378.40x = 608,775,182,943,777,920
  5. Step 5: Solve for x
    x = 608,775,182,943,777,920/673,178,378.40
  6. Step 6: Final answer
    x = 904,329,673.20

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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.