Home / 977,779,514.40-1,466,669,271.60-748,197,002.40

Finding the Fourth Proportional to 977,779,514.40, 1,466,669,271.60 and 748,197,002.40

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Solution

The fourth proportional to 977,779,514.40, 1,466,669,271.60 and 748,197,002.40 is: 1,122,295,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,779,514.40 : 1,466,669,271.60 = 748,197,002.40 : x
  2. Step 2: Convert to fraction form
    977,779,514.40/1,466,669,271.60 = 748,197,002.40/x
  3. Step 3: Cross multiply
    977,779,514.40x = 1,466,669,271.60 × 748,197,002.40
  4. Step 4: Simplify right side
    977,779,514.40x = 1,097,357,552,523,311,360
  5. Step 5: Solve for x
    x = 1,097,357,552,523,311,360/977,779,514.40
  6. Step 6: Final answer
    x = 1,122,295,503.60

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Double scale
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1.5x scale

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.