Home / 673,596,271.10-1,010,394,406.65-383,358,626.30

Finding the Fourth Proportional to 673,596,271.10, 1,010,394,406.65 and 383,358,626.30

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Solution

The fourth proportional to 673,596,271.10, 1,010,394,406.65 and 383,358,626.30 is: 575,037,939.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,596,271.10 : 1,010,394,406.65 = 383,358,626.30 : x
  2. Step 2: Convert to fraction form
    673,596,271.10/1,010,394,406.65 = 383,358,626.30/x
  3. Step 3: Cross multiply
    673,596,271.10x = 1,010,394,406.65 × 383,358,626.30
  4. Step 4: Simplify right side
    673,596,271.10x = 387,343,411,754,547,584
  5. Step 5: Solve for x
    x = 387,343,411,754,547,584/673,596,271.10
  6. Step 6: Final answer
    x = 575,037,939.45

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Double scale
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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.