Home / 673,199,670,386.16-929,044,748,055.96-372,803,708,018.16

Finding the Fourth Proportional to 673,199,670,386.16, 929,044,748,055.96 and 372,803,708,018.16

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Solution

The fourth proportional to 673,199,670,386.16, 929,044,748,055.96 and 372,803,708,018.16 is: 514,485,289,024.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,199,670,386.16 : 929,044,748,055.96 = 372,803,708,018.16 : x
  2. Step 2: Convert to fraction form
    673,199,670,386.16/929,044,748,055.96 = 372,803,708,018.16/x
  3. Step 3: Cross multiply
    673,199,670,386.16x = 929,044,748,055.96 × 372,803,708,018.16
  4. Step 4: Simplify right side
    673,199,670,386.16x = 346,351,326,990,059,098,341,376
  5. Step 5: Solve for x
    x = 346,351,326,990,059,098,341,376/673,199,670,386.16
  6. Step 6: Final answer
    x = 514,485,289,024.85

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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.