Finding the Fourth Proportional to 4,605,146,452.55, 6,355,102,055.33 and 2,490,602,396.87
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Solution
The fourth proportional to 4,605,146,452.55, 6,355,102,055.33 and 2,490,602,396.87 is: 3,437,031,281.07
Step by Step Solution
- Step 1: Write the proportion equation
4,605,146,452.55 : 6,355,102,055.33 = 2,490,602,396.87 : x - Step 2: Convert to fraction form
4,605,146,452.55/6,355,102,055.33 = 2,490,602,396.87/x - Step 3: Cross multiply
4,605,146,452.55x = 6,355,102,055.33 × 2,490,602,396.87 - Step 4: Simplify right side
4,605,146,452.55x = 15,828,032,411,314,130,944 - Step 5: Solve for x
x = 15,828,032,411,314,130,944/4,605,146,452.55 - Step 6: Final answer
x = 3,437,031,281.07
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1.5x scale
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.